Sources and further reading

Volume I · Gold

Gold's post-1978 monetary role (reviewed 13 September 2026)

IMF, Financial Organization and Operations of the IMF, sixth ed. (2001), ch. II, “Gold in the Articles of Agreement” — imf.org ↗ . The 1978 Second Amendment removed gold from the common par-value denominator and abolished its official price; it did not abolish official reserve holdings.

Reserve Bank of Zimbabwe, 2024 Monetary Policy Statement, “Anchor of the Currency” — rbz.co.zw ↗ . Describes ZiG's announced backing by a composite reserve basket, including foreign currency and precious metals (mainly gold); this statement alone does not independently verify later reserve coverage.

IMF, Zimbabwe: 2025 Article IV Consultation—Informational Annex, “Exchange Rate Arrangements” — imf.org ↗ . Classifies ZiG as de jure floating and de facto other managed, not a fixed gold-weight parity.

Federal Reserve History, National Banking Acts of 1863 and 1864, reserve-requirements section — federalreservehistory.org ↗ . U.S. national banks held fractional reserves against note and deposit liabilities; a gold link did not eliminate bank credit.

Present-day data (consulted 7 September 2026)

Selected entries below were rechecked 15 September 2026; other listed sources have not all been revisited.

World Gold Council, Gold Demand Trends: Q4 and Full Year 2025, executive-summary table 1 — gold.org ↗ . WGC distinguishes gold demand excluding OTC and other (4,999.4 t) from total demand including it (5,002.3 t), and jewellery fabrication (1,638 t) from jewellery consumption (1,542.3 t). Its 2025 investment-demand category exceeded both jewellery measures; the table does not support calling jewellery the year's single largest use. The trade association and Metals Focus are the data producers; these estimates can be revised.

World Gold Council, Gold Demand Trends: Full Year 2024, central-banks table — gold.org ↗ ; Notes and Definitions, “Central banks” — gold.org ↗ . The table's 2023 and 2024 >1,000 t entries are labelled “Central banks and other institutions.” The definition is net purchases by central banks and other official-sector institutions, including supranational entities; WGC's Q1 2024 central-banks footnote also names sovereign wealth funds where applicable. These estimates do not isolate purchases by central banks alone and are subject to revision. The 2025 table uses the same category label for its comparison with 2024.

World Gold Council, You asked, we answered: Are we running out of gold? (March 2026) — gold.org ↗ (above-ground stock 219,891 t; mine output 3,672 t; below-ground reserves)

World Gold Council, How much gold has been mined? — gold.org ↗

ECB, The international role of the euro (June 2026), section 1.1, chart 7(a) — ecb.europa.eu ↗ (gold's market-value share of official reserves including gold; constant-price comparison). Other official-holdings and purchase figures need their own source checks.

Secondary coverage; use the ECB report for the measured claim: Mining.com / CNBC, Gold surpasses euro as second-largest reserve asset (June 2025) — mining.com ↗ ; cnbc.com ↗

Superseded first estimate; use the WGC Q1 erratum (issued July 2026), gold.org ↗ , which revised central-bank demand from 244 t to 57 t and reclassified 187 t to OTC and other. Advantage Gold, Central Bank Gold Buying 2026: Q1 244 tonnes — advantagegold.com ↗ (Q1 2026 figures as first reported — the 244 t central-bank figure was later revised to 57 t by the WGC)

Secondary coverage requiring reconciliation to WGC Q2 table: GoldSilver.com, Central Banks Bought 289 Tonnes of Gold Last Quarter — goldsilver.com ↗ (Q2 2026)

Goldman Sachs Research via PR Newswire, Gold Forecast to Reach $4,900 an Ounce as Central Bank Buying Holds (3 September 2026) — prnewswire.com ↗

Fortune, Current price of gold: September 3, 2026 — fortune.com ↗ (spot ~$4,491)

World Gold Council, Gold Market Commentary: Making waves (6 August 2026), table 1 — gold.org ↗ (USD-series record $5,405/oz on 29 January; July month-end $4,027/oz). Gold Market Commentary: Paved with good interventions (9 September 2026), table 1 — gold.org ↗ (August month-end $4,563/oz). These dated series observations should not be substituted for an intraday spot peak or a continuous price floor.

IMF, Currency Composition of Official Foreign Exchange Reserves, 2026 Q1 data brief (1 July 2026) — data.imf.org ↗ (dollar 57.13%, euro 20.03%; excludes gold and notes valuation effects)

IMF, Currency Composition of Official Foreign Exchange Reserves (COFER) — data.imf.org ↗

Ancient and medieval history

Wikipedia, Varna Necropolis — en.wikipedia.org ↗

Wikipedia, Croeseid — en.wikipedia.org ↗ (Croesus' coinage, weights, 13.3:1 ratio, Persian succession)

LBMA, Wonders of Gold: Lydian Electrum Coin — lbma.org.uk ↗

Live Science, Croesus stater: the 2,500-year-old coin that introduced the gold standard — livescience.com ↗

Herodotus, Histories, Book I (Lydians first to strike gold and silver coin)

Peter Bernstein, The Power of Gold: The History of an Obsession (2000) — the best single narrative history

Glyn Davies, A History of Money from Ancient Times to the Present Day (1994; 4th ed. 2016)

Jack Weatherford, The History of Money (1997)

Robert Lopez, "The Dollar of the Middle Ages," Journal of Economic History (1951) — on the Byzantine solidus

Peter Spufford, Money and Its Use in Medieval Europe (1988)

Thomas Sargent and François Velde, The Big Problem of Small Change (2002) — subsidiary coinage and bimetallism

Timothy Garrard, "Myth and Metrology: The Early Trans-Saharan Gold Trade," Journal of African History (1982)

Theory of money

Carl Menger, "On the Origins of Money," Economic Journal (1892)

W. S. Jevons, Money and the Mechanism of Exchange (1875)

Mises Institute, Why Did the World Choose a Gold Standard Instead of a Silver Standard? — mises.org ↗ (Newton 1717, the 1870s shift, network effects)

David Graeber, Debt: The First 5,000 Years (2011) — the credit-first counter-view

Gold standard and modern era

IMF, Financial Organization and Operations of the IMF, sixth ed. (2001), ch. III p. 91 — imf.org ↗ . Describes Bretton Woods par values, permitted exchange-rate margins, practical dollar parities and the US official gold buy/sell undertaking at $35 per fine ounce; it does not say every currency was a dollar peg or that private holders could redeem dollars for Treasury gold. IMF institutional history, International Monetary Cooperation Since Bretton Woods, ch. 25 — elibrary.imf.org ↗ . Describes the US suspension of official gold conversion on 15 August 1971 and the later exchange-rate transition. These institutional locators support the narrowed Gold-07/08/11 wording, not a measured 1971 claims-to-gold ratio.

Franklin D. Roosevelt, Executive Order 6102 (5 April 1933), §§1–4 — presidency.ucsb.edu ↗ . The order defines hoarding, sets delivery rules for covered coin/bullion/certificates in the continental United States, lists exceptions in §2 and provides equivalent other coin/currency on delivery. It does not support a blanket statement that every citizen surrendered every kind of gold, or by itself establish all later 1934–74 ownership law.

Wikipedia, Coinage Act 1816 — en.wikipedia.org ↗

Dominic Frisby, The Accidental Gold Standard — theflyingfrisby.com ↗

Barry Eichengreen, Golden Fetters: The Gold Standard and the Great Depression, 1919–1939 (1992)

Barry Eichengreen, Exorbitant Privilege: The Rise and Fall of the Dollar (2011)

Robert Triffin, Gold and the Dollar Crisis (1960)

Benn Steil, The Battle of Bretton Woods (2013)

Jeffrey Garten, Three Days at Camp David (2021) — the 1971 decision

Federal Reserve History, Gold Reserve Act of 1934 and Nixon Ends Convertibility of US Dollars to Gold — federalreservehistory.org ↗

Note on reliability

Varna municipal archaeological guide, Varna’s Golden Necropolis, visit.varna.bg ↗ , pp. 1–2: cemetery dated 4600–4300 BCE; more than 3,000 gold artefacts exceed six kilograms; the guide also describes copper-age metallurgy. This establishes an important early known gold assemblage, not gold as the first worked metal anywhere. NBER, Eichengreen and Sachs, Exchange Rates and Economic Recovery in the 1930s, nber.org ↗ , abstract; and Bernanke, The Macroeconomics of the Great Depression, nber.org ↗ , introduction: earlier departure from gold is associated with earlier recovery, not a complete one-cause history. Ancient dates (Lydian coinage, Varna) carry uncertainties of decades to a century and are given as scholarly consensus ranges. Ancient gold–silver ratios and treasure quantities (Alexander's 180,000 talents, Mansa Musa's tonnage, Atahualpa's ransom) are from ancient or medieval chroniclers and should be read as orders of magnitude. All 2025–2026 market figures are as reported at the dates cited and will move.

Volume II · After Gold

Gold and reserve-basket currencies (reviewed 13 September 2026)

IMF, Financial Organization and Operations of the IMF, sixth ed. (2001), ch. II, “Gold in the Articles of Agreement” — imf.org ↗ . Distinguishes the 1978 end of the international gold par-value system from continued official gold reserves.

Reserve Bank of Zimbabwe, 2024 Monetary Policy Statement, “Anchor of the Currency” — rbz.co.zw ↗ ; IMF, Zimbabwe: 2025 Article IV Consultation—Informational Annex, “Exchange Rate Arrangements” — imf.org ↗ . ZiG's announced reserve basket includes gold and foreign currency, while its exchange-rate arrangement is classified as de jure floating and de facto other managed; neither source establishes a classical fixed-gold-weight currency.

Money creation and asset purchases (reviewed 13 September 2026)

Bank of England, Money creation in the modern economy (Quarterly Bulletin 2014 Q1), Figures 1–3 and pp. 16–20, 24–25 — bankofengland.co.uk ↗ . Distinguishes loan-created deposits, interbank reserves, constraints on lending and the balance-sheet effects of asset purchases from non-bank sellers.

UK Debt Management Office, Investor Information — dmo.gov.uk ↗ . Gilt issuance finances government needs and refinances maturing debt; it is separate from a central-bank purchase of an existing gilt.

Federal Reserve History, The Great Recession, “Monetary Policy Response” — federalreservehistory.org ↗ . First U.S. large-scale asset-purchase programme, including approximately $1.75 trillion in longer-term purchases.

Present-day data and events (focused primary review, 15 September 2026)

Supreme Court, *Learning Resources, Inc. v. Trump*, 20 February 2026 opinion, syllabus and judgment: six Justices concluded that IEEPA did not authorise presidential tariffs; the opinion does not itself resolve a $175 billion refund total. Federal Register, Proclamation 11012, pp. 9341–42, sets a 10% Section 122 surcharge for covered goods effective 24 February, subject to exemptions and the statutory time limit. Neither source quantifies a net effective tariff-rate change.

Federal Reserve, Warsh oath and FOMC selection, 22 May 2026; Warsh July congressional testimony, June hold; and July FOMC minutes, staff review and vote, support the chair date, 3.50–3.75% June/July target, three July dissenters and series-specific inflation/labour observations. They do not prove the Middle East conflict alone determined the vote or a projected year-end hike.

IEA, 22 June 2026 Hormuz supply assessment, opening; IMF July 2026 WEO Update, overview; and WGC July 2026, Table 1, supply dated oil-flow estimates, growth projections and a defined USD gold-price series respectively. They do not verify the changing September shipping/peace-process chronology, all country-by-country hardships or conflict-driven gold-price attribution.

U.S. Government Publishing Office, *GENIUS Act*, Public Law 119-27, enacted text (approved 18 July 2025), §§2(22)–(23), 3, 4(a)(1)/(3)/(10), 7(e), 20. Primary statutory locator for the payment-stablecoin definition, permitted issuer classes, reserve/redemption/reporting duties, federal-insurance exclusion and conditional effective-date trigger in “Rules, Treaties and Institutions of the Fiat Era” and “Glossary”. The text alone does not establish present effectiveness, named issuer approval or actual compliance.

Benzinga, How The CLARITY Act Could Boost Stablecoin Adoption In 2026 (December 2025) — benzinga.com ↗ (commentary and unverified named market/debt figures; not the enacted GENIUS text)

Stablecoin Insider, Ripple CEO predicts $3 trillion stablecoin market by 2031 (Consensus, May 2026) — stablecoininsider.org ↗ (~$322 bn market cap, May 2026)

Lietuvos bankas / ECB, Eurosystem moving to next phase of digital euro project (October 2025) — lb.lt ↗ (pilot mid-2027, possible issuance 2029); Ledger Insights, ECB hopes for digital euro legislation by April 2026 — ledgerinsights.com ↗ ; Logos Press, European Parliament advances digital euro project (2026)

Gold, reserve-share and dollar-share figures are taken from the companion directory gold-research/, “Innovation”, “Pandemic, Inflation and Weaponised Reserves, 2020–2026” and “Glossary” (World Gold Council, ECB June 2026, IMF COFER Q1 2026).

1971–1976: the break

Jeffrey Garten, Three Days at Camp David (2021)

Barry Eichengreen, Globalizing Capital: A History of the International Monetary System (2nd ed. 2008) — the standard survey of the whole period

Harold James, International Monetary Cooperation Since Bretton Woods (1996)

Federal Reserve History, Nixon Ends Convertibility of US Dollars to Gold and The Smithsonian Agreement — federalreservehistory.org ↗

IMF, The Second Amendment to the Articles of Agreement (1978) — imf.org ↗

ECB, *History, Role and Functions*, pp. 15–16, and ECB, ERM history, “History,” describe the changing 1972 snake participation and 1979 EMS/ERM objective; neither supports a universal claim that all Europe rejected floating. CME Group, product anniversaries, “45 Years of FX Futures,” identifies seven currency contracts launched 16 May 1972. Cboe, listed-options history, “From Theory to Reality,” dates opening to 26 April 1973. BIS, 2022 FX survey commentary, opening, scopes $7.5tn/day to April 2022 OTC foreign-exchange turnover; the old 1973/1995 comparisons had no matched survey. Élysée, Rambouillet declaration of 17 November 1975 locates six-country monetary-reform discussion before the January 1976 Jamaica agreement, not a summit convened to bless that completed accord.

IMF institutional history, *Collapse of the Par Value System*, chapter 25, passage beginning “By August 15”: liabilities to foreign official authorities exceeded US official reserves by almost $30 billion; the following US notification records suspension of free gold purchases and sales for international settlement under the old Articles. This is a named liability/reserve comparison, not a four-to-one dollar-holdings/gold-stock ratio, proof of a $3 billion British request, or a single causal account. Federal Reserve History, “Nixon Ends Convertibility”, opening and Camp David decision paragraphs, describes looming gold-run and inflation concerns. Federal Reserve History, “The Great Inflation”, late-1960s passage, identifies Vietnam and Great Society fiscal strain alongside monetary accommodation; it does not isolate Vietnam as the cause of closure.

Federal Reserve History, “The Smithsonian Agreement”, paragraphs beginning “The Smithsonian Agreement did little...” and “On February 12, 1973,” records interventions, unwanted official dollar accumulations, further devaluation and subsequent major-currency floats; it does not prove a sole failure cause or trader foresight. IMF, *The Impact of Higher Oil Prices on the Economy*, Appendix and Federal Reserve History, “Oil Shock of 1973–74” locate oil-related terms-of-trade and inflation pressure after floating began, not the oil shock as the necessary cause of 1971–73 changes.

IMF Annual Report 1978, “Gold” and “Special Drawing Rights,” states that the Second Amendment removed the IMF official gold price and member gold-payment obligation, allowed members to transact and account for gold subject to domestic law, and changed SDR valuation. IMF, *Financial Organization and Operations*, chapter II, “Gold in the Articles of Agreement,” specifies removal of gold from par values and SDR valuation and continued limited IMF gold transactions. IMF, “Gold in the IMF”, “The role of gold” and “How does the IMF use the gold it has?”, says gold remains an official reserve asset. These sources support “reduced formal IMF role,” not a general ban on reserve gold or the phrase “just a commodity.”

Bank for International Settlements, History of the Basel Committee — bis.org ↗

1973–1982: oil, petrodollars, stagflation

IMF, *The Impact of Higher Oil Prices on the Economy* (2000), Appendix, Figures A2–A3 and Table A1 estimates the 1973–74 oil-shock direct terms-of-trade loss at around 2½% of OECD GDP, not an annual share of world GDP. IMF, *The IMF in a Changing World, 1945–85*, “Economic Turbulence of the 1970s” describes the 1974–75 international recession, price pressure and stagnation; it does not establish that all Keynesian models ruled out stagflation. BLS, 1974 CPI table, ONS, long-run RPI annual series and IMF, Japan inflation table locate the differently defined US, UK and Japan inflation measures.

IMF, United Kingdom lending commitments lists a UK stand-by for SDR 700 million approved 31 December 1975 and a separate SDR 3.36 billion arrangement approved 3 January 1977. IMF Annual Report 1976 records full drawing of the first in May 1976. IMF, *Official Policy to Encourage Requests*, UK arrangement section locates the 15 December 1976 letter of intent and two-year 1977 approval. IMF Annual Report 1974 records Italy's 10 April 1974 SDR 1 billion stand-by, contradicting the old “only G7 member ever” line. Approval, drawing and public negotiation are different dates; these sources do not by themselves attribute the UK arrangement to inflation alone.

US Government Accountability Office, *The U.S.-Saudi Arabian Joint Commission on Economic Cooperation* (ID-79-7), digest and pp. 1–2 (22 March 1979). Describes the commission established by the 8 June 1974 joint statement: Saudi development, financial cooperation, US technical services and petrodollar recycling. The report is not a treaty text establishing exclusive oil pricing or redemption. Federal Reserve Bank of New York staff, *Exchange Market Implications of Recent Changes in Valuation of OPEC Currencies*, pp. 1–2 (15 April 1975; released in FOMC records): oil prices described as in dollars or sterling, with dollars the principal transaction currency; possible basket pricing discussed. This staff analysis records conditions and expectations, not a binding oil contract.

Daniel Yergin, The Prize: The Epic Quest for Oil, Money and Power (1991)

Bloomberg, The Untold Story Behind Saudi Arabia's 41-Year U.S. Debt Secret (30 May 2016) — the 1974 Simon arrangement

David Spiro, The Hidden Hand of American Hegemony: Petrodollar Recycling and International Markets (1999)

Allan Meltzer, A History of the Federal Reserve, Volume 2 (2009)

William Silber, Volcker: The Triumph of Persistence (2012)

Finn Kydland and Edward Prescott, "Rules Rather than Discretion," Journal of Political Economy (1977)

1982–1990: debt, Plaza, Japan, Basel

U.S. Energy Information Administration, *U.S. Crude Oil First Purchase Price (Dollars per Barrel)*, monthly series, 1986 row, July column: $9.25 per barrel. This is a U.S. crude first-purchase monthly average, not a world oil price or daily spot quote. EIA, *Cushing, OK WTI Spot Price FOB*, daily series, July 1986 rows, lists spot quotes above $10 on the dates shown. The two series have different transaction/benchmark populations and time averaging; neither alone establishes the size of the oil-price effect on Texas banks or Soviet revenues.

Yoichi Funabashi, Managing the Dollar: From the Plaza to the Louvre (1988)

Christopher Wood, The Bubble Economy: Japan's Extraordinary Speculative Boom of the '80s (1992)

Richard Koo, The Holy Grail of Macroeconomics: Lessons from Japan's Great Recession (2008)

John Williamson, "What Washington Means by Policy Reform" (1990)

Brady Commission, Report of the Presidential Task Force on Market Mechanisms (1988) — on the 1987 crash

FDIC, History of the Eighties: Lessons for the Future (1997) — S&L crisis

1989–2001: new nations, the euro, emerging-market crises

Bundesregierung, *Einigung über die Einführung der Währungs-, Wirtschafts- und Sozialunion*, government statement of 2 May 1990, agreed conversion terms items 2, 5–6: wages, salaries, stipends, rents, leases, pensions and other recurring support payments at 1:1; GDR-resident individuals' cash plus bank deposits at 1:1 only within per-person age caps of 2,000/4,000/6,000 GDR marks (through age 14 / 15–59 / age 60+), with excess generally at 2:1. Bundesregierung, 18 May treaty-signing and 1 July 1990 start chronology, “Der gemeinsame Alltag beginnt,” locates the effective date and notes free price formation; consumer prices are not listed as a blanket 1:1 conversion class. The 2 May text is the governments' agreed terms before treaty signature, not by itself a full audit of implementation or the wider employment/ERM effects.

Anders Åslund, How Capitalism Was Built (2007) — post-communist transition

IMF, *Federal Republic of Yugoslavia: Membership and Request for Emergency Postconflict Assistance*, Country Report 01/07, para. 7 and Figure 1 note 2: January 1994 monthly inflation exceeded 300 billion percent. The staff report associates hyperinflation with disruption of markets and production relations, sanctions and macroeconomic mismanagement; the figure does not establish a global rank or daily doubling interval.

IMF, *Russian Federation: Selected Issues*, Country Report 00/150, Table 15 “Russian Federation: Consumer Price Inflation, 1992–2000,” overall CPI row 1992 under “Percentage changes from December to December”: 2,508.8% December 1991–December 1992 increase. Rosstat, historical consumer-price indices, 1991–2011, bottom “December versus December of previous year” row shows 2608.8 as an index with prior December = 100, corresponding to a 2,508.8% price increase. Neither source attributes the full annual change to the 2 January liberalisation alone or measures the loss on every savings account.

IMF, *Evolution of Monetary Policy Instruments in Russia*, §III.A “Monetary Policy During the Ruble Area Period” and §IV.A: Russia alone issued shared-area ruble cash; participating national central banks created bank reserves, without effective common credit rules, amid multiple inflation pressures. In July 1993 Russia announced demonetisation of pre-1993 notes; the ruble area did not have “fifteen printers.” IMF, *IMF Survey*, 31 August 1998, reproduced Russian government and central-bank statement of 17 August, names a new 6–9.5 rubles/US dollar corridor and restructuring of specified obligations. IMF, *IMF Survey*, 2 August 1999, describes de facto GKO/OFZ default scope. The announcement is distinct from subsequent market depreciation, which needs a rate series and valuation date; “stable money only after the oil boom” lacks a threshold and causal decomposition.

Bank of England, historical minimum-lending-rate series, note (b): UK left the ERM on 16 September 1992; rate raised to 12%, planned 15% for 17 September never implemented. European Monetary Institute, *Annual Report 1994*, 1993 ERM chronology: ±15% compulsory-intervention margins from 2 August 1993, central rates unchanged. ECB, *Our money*, introduction and member list, and Greece accession release, 2 January 2001 locate euro 1999/2002 stages and membership as of this review. These records do not establish speculative-position or reserve-loss totals, national recovery shares or a one-institution cause of the eurozone crisis.

Steve Hanke and Kurt Schuler, Currency Boards for Developing Countries (1994); Hanke's Hyperinflation Table (Cato Institute) — Yugoslavia, Zimbabwe, Ukraine figures, requiring separate measure/date checks before reuse

David Marsh, The Euro: The Battle for the New Global Currency (2011)

Paul Blustein, The Chastening: Inside the Crisis that Rocked the Global Financial System and Humbled the IMF (2001) — Asian crisis

HM Treasury, *The sale of part of the UK gold reserves 1999–2002*, FOI disclosure, Details: approximately 395 tonnes sold at 17 auctions from July 1999 through March 2002; proceeds reinvested in dollar, euro and yen interest-bearing reserve assets. HM Treasury, *Gold reserves*, FOI response, 4 March 2019, p. 1: 395 tonnes and weighted average price $274.92 per ounce. Bank of England, *An analysis of the UK gold auctions 1999–2002*, introduction and n. 3: around 715 tonnes held at May 1999 announcement, approximately 395 tonnes auctioned, and around $274.9 per ounce. These locators support the completed programme, not a “lowest real price” or cycle-to-2026 interpretation.

Roger Lowenstein, When Genius Failed: The Rise and Fall of Long-Term Capital Management (2000)

Michael Dooley, David Folkerts-Landau and Peter Garber, "An Essay on the Revived Bretton Woods System," NBER Working Paper 9971 (2003)

Paul Blustein, And the Money Kept Rolling In (and Out): Wall Street, the IMF, and the Bankrupting of Argentina (2005)

Wars and money

Federal Reserve, FOMC statement of 25 June 2003, first policy paragraph and rationale, sets the target federal-funds rate at 1% amid economic weakness/low-inflation concern; it does not attribute the later housing boom to that vote. Costs of War, Neta C. Crawford, *US Budgetary Costs of the Post-9/11 Wars* (September 2021), Table 1 pp. 6–7 and financing discussion p. 8: $5.843tn estimated war-related spending through FY2022 plus about $2.2tn projected future veterans' care through FY2050, for a $8.043tn composite including overseas operations, interest, base-budget increases and homeland security. The report says there was no special war tax or mass war-bond campaign, but does not support “entirely by borrowing,” an Afghanistan/Iraq-only $8tn total already spent, or a historical “first major war” classification. Dollar–euro depreciation, 2001–08 oil-price magnitudes and a Chinese-demand causal share remain without matched series/periods in this packet.

UNRWA, 7 October 2023 situation report, opening, dates Hamas's attack and Israel's military response. IMO, January 2024 Red Sea statement, “Since the beginning of November 2023,” dates commercial-vessel attacks. UNCTAD, *Review of Maritime Transport 2024*, chokepoints section, compares June 2024 vessel-transit counts through Suez with the mid-December 2023 average and reports 70% fewer transits and more Cape arrivals; transit counts are neither revenue nor all shipping tonnage. UN Security Council, 22 June 2025 briefing and US letter S/2025/426 locate the US strikes on Fordow, Natanz and Isfahan; UN Secretary-General report S/2025/807 says the Gaza ceasefire entered into effect on 10 October 2025. These locators do not verify Egyptian canal revenue, a precise June-2025 oil spike, or a necessary lead-up from these episodes to February 2026.

Supreme Court, *Learning Resources, Inc. v. Trump*, slip opinion of 20 February 2026, syllabus pp. 1–6 and judgment: IEEPA does not authorise presidential tariffs; the 6–3 judgment does not decide refund totals. Federal Register, Proclamation 11012, pp. 9341–42, imposes a 10% temporary surcharge on covered imports effective 24 February 2026 under Section 122, with exclusions and a 150-day limit absent Congress. It is not a universal rate or a measured effective tariff-rate series. Federal Reserve Board, Warsh oath and FOMC selection, 22 May 2026; Warsh July testimony, June 3.50–3.75% hold; July FOMC minutes, “Staff Review” and “Committee Policy Action,” July hold with three dissenters, May total PCE +4.1% year-on-year, staff-estimated June total PCE +3.7%, June unemployment 4.2%. The minutes name several inflation factors and do not imply a June-projection-required hike or war-only rate-setting.

IEA, 22 June 2026 Hormuz supply assessment, opening two paragraphs, attributes the conflict start to 28 February and estimates flows around 20m barrels/day before it versus a 2.7m barrels/day average for March–May; “largest” is the IEA's global energy-supply-disruption characterization, not a verified September condition. IMF July 2026 WEO Update, overview, projects 2026/2027 growth of 3.0/3.4% and describes war/technology effects, not observed growth. WGC July 2026 commentary, “Unmoved” and Table 1, reports USD $4,027/oz at month-end, tests of $4,000 during July and USD-series record $5,405/oz on 29 January; WGC August 2026 commentary, Table 1, supplies a separate end-August observation. Price chronology does not quantify a conflict-driven gold return.

Federal Reserve History, “The Great Inflation”, Vietnam/Great Society and monetary-policy passages, describes interacting late-1960s pressures; it does not make Vietnam a sufficient cause of the 1971 suspension. Federal Reserve History, “Oil Shock of 1973–74”, policymaker retrospective, describes oil alongside dollar devaluations, Vietnam financing, food prices and productivity, rather than oil as the sole monetary-regime driver. Swift, 15 March 2012 Iranian-bank disconnection statement, opening and effective-date paragraphs: EU decision applied to sanctioned Iranian financial institutions and specialised messaging, effective 17 March 2012. It does not measure Iran's oil-export decline or prove that this action alone brought about the 2015 nuclear agreement. Bank of Russia, monthly international reserves, table headed “of which: gold,” reports gold value in millions of US dollars; a change in USD value is not a tonnage or motive series. No primary locator in this packet proves a sanctions motive common to all gold buyers or a “first” Russian reserve strategy.

US Treasury, FY2025 Agency Financial Report, printed/PDF p. 136, “Exchange Stabilization Agreements”: the ESF's up-to-$20 billion arrangement with Argentina's central bank was agreed 18 October 2025; the bank executed and drew $2.5 billion in a peso-for-dollar swap in October; it fully repaid that draw and closed the position in December. An agreement ceiling and an executed draw are different measures. Congressional Research Service, *Federal Funding Gaps: A Brief Overview*, p. 9: the 2025 gap began at the start of 1 October and ended with enactment on 12 November, 42 full days; agency closure observed on both endpoint dates can use a different inclusive count. Bundesregierung, infrastructure fund, Council of the EU, Readiness 2030, NATO, 5% commitment, and ECB, Bulgaria euro adoption locate respective institutional announcements and implementation dates. They do not support cross-country exposure/hardship rankings, a November US–China truce, or unspecific debt, tariff and yield superlatives. The broader After Gold 09 late-2025/2026 account remains to be audited claim by claim.

Brown University Watson Institute, Costs of War — watson.brown.edu ↗ (post-9/11 wars ~$8 trillion)

Juan Zarate, Treasury's War: The Unleashing of a New Era of Financial Warfare (2013)

Nicholas Mulder, The Economic Weapon: The Rise of Sanctions as a Tool of Modern War (2022)

Chris Miller, Putinomics (2018) — Russia's sanction-proofing and gold purchases

New York Times, Echoes of the '70s in What's Now the Largest Oil Shock Ever (13 March 2026); Al Jazeera, How does the current global oil crisis compare with the 1973 oil embargo? (24 March 2026)

IEA, Oil Market Report — March 2026 and World Energy Investment 2026 — iea.org ↗

2007–2019: crisis and QE

Adam Tooze, Crashed: How a Decade of Financial Crises Changed the World (2018) — the best single account, including the swap lines and the eurozone

Ben Bernanke, The Courage to Act (2015); 21st Century Monetary Policy (2022)

Martin Sandbu, Europe's Orphan: The Future of the Euro and the Politics of Debt (2015)

Financial Crisis Inquiry Commission, Final Report (2011)

Basel Committee, Basel III: A global regulatory framework (2010, rev. 2011) and Net Stable Funding Ratio (2014) — bis.org ↗

Innovation

Gold-backed exchange-traded product locators: ASX, Gold Bullion Securities 2003 announcements, “Commencement of Official Quotation,” 27 March 2003; SPDR Gold Shares, GLD fund overview, “Overview,” “Key Features” and “Listing Information,” gives 18 November 2004 inception/listing, the current published 0.40% expense ratio, custodians and objective to track bullion price less expenses. SPDR Gold Trust prospectus, 4 October 2022, cover and printed p. 1 “Trust Structure,” describes fractional beneficial interest, trust-held bars and authorised-participant basket creation/redemption rather than ordinary share delivery of one ounce. World Gold Council, October 2025 ETF holdings commentary, “What is driving gold's move?”, records a 3,929-tonne global gold-backed ETF holdings peak in November 2020. World Gold Council, *Gold Demand Trends: Full Year 2025*, executive summary and Table 1 “ETFs & Similar Products,” estimates 801.2 tonnes of net holdings growth in 2025, not retail purchases or GLD-only inflows. The fund-growth/private-holder superlatives and a measured ETF-to-gold-price causal share remain unverified.

UK personal bank-transfer example: Monzo and Faster Payments

• Monzo Bank Limited, *Current Account Terms & Conditions*, version 2.11, 18 August 2026, “These terms and using your Monzo Current Account,” “Making payments” (available balance; “When we won't make a payment”), and “Payment types” → “Bank transfer” (recipient details, ways to approve, withdrawal of approval and “How long the payment takes”). These are terms for a UK-resident personal Monzo Current Account holder, including Monzo's checks and processing conditions, rather than a rule for every bank or payment type.
• Pay.UK, “How Faster Payments work”, paragraphs beginning “Where both the sending and receiving bank...” and “Due to their real-time nature...”. The operator describes customer funds availability, possible delays, cancellation after sending and recovery procedures. Read with the Monzo terms, this bounds an outgoing Faster Payment example at approval and provider/system processing; neither page by itself states a timestamp for interbank final settlement.

Payment-stage references reviewed 14 September 2026: Swift, *What is Swift?* identifies Swift as bank messaging, not a clearing or settlement operator; Visa Developer glossary distinguishes card authorization, clearing and settlement; Federal Reserve Financial Services, *About the FedNow Service* describes instant payments through participating depository institutions with immediate funds availability. Visa Onchain Analytics, *Transactions*, “Adjusted Transaction Methodology” separates gross transfers from adjusted and use-case-labelled activity, including payments, trading, exchanges, minting and infrastructure. Its labels and heuristics do not make the entire adjusted series merchant purchases. World Bank, *Remittance Prices Worldwide* methodology includes fee and FX margin for a defined amount and corridor; neither a blockchain fee nor a message time is an end-to-end remittance cost or delivery time. BIS, *Project mBridge* reports a cross-border CBDC MVP and real-value pilot, not universal production use.

Donald MacKenzie, An Engine, Not a Camera: How Financial Models Shape Markets (2006) — options and derivatives

Gillian Tett, Fool's Gold (2009) — credit default swaps

Satoshi Nakamoto, Bitcoin: A Peer-to-Peer Electronic Cash System (31 October 2008) — bitcoin.org ↗

Eswar Prasad, The Future of Money: How the Digital Revolution Is Transforming Currencies and Finance (2021)

Bank for International Settlements, Annual Economic Report 2025, chapter on stablecoins and tokenisation — bis.org ↗

Atlantic Council, Central Bank Digital Currency Tracker — atlanticcouncil.org ↗

2020–2026

IMF, World Economic Outlook Update, July 2026: Global Economy in Crosscurrents of War and Technology — imf.org ↗

ECB, The international role of the euro, June 2026 — ecb.europa.eu ↗

World Gold Council, Gold Demand Trends (full-year 2025; Q1 and Q2 2026) — gold.org ↗

World Gold Council, Gold Market Commentary: Making waves (6 August 2026), table 1 — gold.org ↗ (USD-series record $5,405/oz on 29 January; July month-end $4,027/oz). Gold Market Commentary: Paved with good interventions (9 September 2026), table 1 — gold.org ↗ (August month-end $4,563/oz). These observations do not support a $4,400 floor throughout the 2026 shock.

IMF, Currency Composition of Official Foreign Exchange Reserves (COFER) — data.imf.org ↗

Council on Foreign Relations, How the Iran War Ignited a Geoeconomic Firestorm (17 March 2026) — cfr.org ↗

Stephen Miran, A User's Guide to Restructuring the Global Trading System (November 2024) — the intellectual case for the 2025 tariff programme

Note on reliability

Figures for 2025–26 are as reported at the dates cited and will be revised; oil and gold prices in particular were moving daily in September 2026. The Fed, ECB and IMF numbers are from official releases; stablecoin, Bitcoin and crypto figures are from industry sources and should be treated as approximate. Historical statistics (inflation peaks, cost of wars, size of bailouts) follow the sources listed and the usual scholarly ranges. Where an event was still unfolding at the time of writing — the Hormuz closure, the Ukraine negotiations, the CLARITY Act, the digital euro legislation, tariff refunds — the files say so rather than guess the outcome.

Volume III · Bitcoin

Compiled 13 September 2026 and revised 15 September. Live dashboards (bitcointreasuries.net, mempool.space, CoinWarz, WalletPilot) were read on 11–13 September; their figures are mutable tracker snapshots, not accepted ownership, liquidity, pool-control or legal-status observations. Items are grouped by the file they chiefly support.

Primary documents

For the Gold-versus-Bitcoin comparison: IMF, Financial Organization and Operations of the IMF, sixth ed. (2001), ch. II, “Gold in the Articles of Agreement” — imf.org ↗ ; Reserve Bank of Zimbabwe, 2024 Monetary Policy Statement, “Anchor of the Currency” — rbz.co.zw ↗ ; IMF, Zimbabwe: 2025 Article IV Consultation—Informational Annex, “Exchange Rate Arrangements” — imf.org ↗ . Backing by a basket including gold is different from fixed-weight gold convertibility.

Satoshi Nakamoto, Bitcoin: A Peer-to-Peer Electronic Cash System (31 October 2008) — bitcoin.org ↗

Bitcoin Developer Guide, *Wallets*, “Wallet Programs” and “Signing-Only Wallets” — the guide separates receiving-key distribution, signing with spending keys and network broadcast. Key control authorizes a spend under the output's conditions; a wallet display, key possession or signature alone does not prove beneficial ownership, transaction inclusion or recipient cash-out. Accessed 15 September 2026. The guide's historical “as of this writing” wallet-product and adoption anecdotes are excluded from current metrics.

Bitcoin Developer Guide, *Transactions*, “Introduction” and “P2PKH Script Validation” — the introductory UTXO-spend example identifies a previous output by transaction ID and index and supplies data satisfying its pubkey script; the validation subsection checks the example's signature and script conditions. This P2PKH example illustrates authorization and valid spending, not every contemporary script type. A signed transaction may be broadcast and independently checked, but broadcast is not inclusion. Accessed 15 September 2026; old relay-policy limits and transaction-size examples on the page are excluded from current network metrics.

Bitcoin Developer Guide, *Payment Processing*, “Verifying Payment” and “Issuing Refunds” — “Verifying Payment” says broadcast does not ensure the recipient is paid: conflicting spends may compete for inclusion. Once a valid transaction is included, later blocks increase confidence against replacement; confirmation depth is a risk choice, not fixed-time absolute finality. A refund is a new transfer, not a built-in reversal. Accessed 15 September 2026. The guide's older fee, block-time and merchant examples are excluded from current network/payment-volume statistics and do not establish fiat conversion or cash-out.

Bitcoin Core, *gettransaction* RPC, version 29.0.0, response fields — confirmations reports positive depth or negative depth for a wallet transaction that conflicted blocks ago; walletconflicts lists detected confirmed conflicts; optional blockhash, blockheight, blockindex and blocktime identify inclusion in a block. These are wallet RPC fields, not a guarantee that any broadcast transaction will be included, a universal settlement threshold, an absolute finality rule or evidence of recipient cash-out. Accessed 15 September 2026; the page specifies RPC semantics, not current confirmation times or network activity totals.

Bitcoin Developer Guide, Block Chain, “Proof Of Work” and “Consensus Rule Changes” — guide; Bitcoin protocol reference, Block Chain, “Serialized Blocks” — reference. The reference states the 210,000-block subsidy-halving rule; 3.125 BTC at heights 840,000–1,049,999 and 1.5625 BTC from 1,050,000 are calculations from that rule, not estimates of miner revenue. The guide identifies 2,016-block difficulty recalculation and distinguishes node validity from miner work. Accessed 15 September 2026.

Financial Accounting Standards Board, Accounting Standards Update 2023-08: Accounting for and Disclosure of Crypto Assets — FASB standard. Qualifying crypto assets are measured at fair value with changes in net income; the amendments apply for fiscal years beginning after 15 December 2024, with early adoption permitted. This standard does not supply a causal estimate of corporate Bitcoin adoption. Accessed 15 September 2026.

Internal Revenue Service, Notice 2014-21, §3 and Q&A 1–3, 5–7: U.S. federal treatment of convertible virtual currency as property, USD fair-market valuation of receipts and transaction-specific gain/loss depending on basis and asset character. The notice is not a global tax or private unit-of-account rule. Its 2014 background statement on legal-tender status is dated and is not used as a present worldwide claim. Accessed 15 September 2026; current exemptions and later enacted changes still need fresh statutory review.

Bank of England, *Money creation in the modern economy*, 2014, pp. 16–20: bank lending can create deposits with policy, capital, liquidity and borrower constraints. It is not a forecast for a Bitcoin-denominated national credit economy. The Bitcoin credit analogies also depend on Weber's 2016 conditional model, §§2–4.

PCAOB Office of the Investor Advocate staff, *Exercise Caution With Third-Party Verification/Proof of Reserve Reports*, 8 March 2023, disclaimer and “As a general matter” through agreed-upon-procedures passages. A report may check selected assets at one moment under specified procedures while omitting liabilities, holder rights or temporary borrowing; the staff advisory is not a Board rule, an audit of a named current issuer or assurance of future solvency. Accessed 15 September 2026.

FATF, *Updated Guidance for a Risk-Based Approach to Virtual Assets and Virtual Asset Service Providers*, 2021, Recommendation 16 information-sharing discussion. Guidance and Recommendation scope do not establish a current count of domestic adopters, each jurisdiction's exemptions or an automatic grey-listing result. Accessed 15 September 2026.

European Parliament and Council, Regulation (EU) 2023/1114 on Markets in Crypto-Assets — EUR-Lex enacted text, arts. 143, 149. Titles III–IV apply from 30 June 2024, most provisions from 30 December 2024; qualifying pre-existing service providers may continue until 1 July 2026 or earlier authorisation decision, and Member States may shorten or omit the transition. A named service's current authority needs its national regulator record. Accessed 15 September 2026.

Stratum V2 contributors, Protocol Overview, Mining and Job Declaration components — protocol specification. Miner-selected transactions require supported Job Declaration/Template Distribution roles; basic V2 communication or a support pledge is not evidence of deployment or share of miner-selected blocks. Accessed 15 September 2026.

White House, Establishment of the Strategic Bitcoin Reserve and United States Digital Asset Stockpile (Executive Order, 6 March 2025), §§2–3 — whitehouse.gov ↗ . This is an executive direction for eligible government-held BTC, not a statute or a Bitcoin unit-of-account mandate.

U.S. Government Publishing Office, Guiding and Establishing National Innovation for U.S. Stablecoins Act (GENIUS Act), Public Law 119-27, approved 18 July 2025 — official enacted text. §§2(22)–(23) define the payment-stablecoin category and permitted issuer; §§3 and 5 address issuance and approvals; §4(a)(1) requires at-least-one-to-one identifiable reserves from several specified asset classes and a public redemption policy; §4(a)(3) requires monthly reserve-report examination; §4(a)(10) sets a conditional annual financial-statement audit; §7(e) excludes federal deposit/share insurance; §20 sets a conditional effective date. The enacted text does not verify that a named issuer is approved, presently compliant, or covered by an implemented final rule. Accessed 15 September 2026.

White House, Executive Order 14330, *Democratizing Access to Alternative Assets for 401(k) Investors*, §§2–3 (7 August 2025): policy is conditional on the relevant plan fiduciary's determination; Labor must review guidance and the SEC must consider facilitation. Signing did not itself require a plan to offer Bitcoin. Department of Labor, proposed fiduciary rule, Federal Register, 31 March 2026: a proposal, not a final requirement or evidence of actual plan access.

Congress.gov, S.954 — BITCOIN Act of 2025 — congress.gov ↗ ; The Block, New strategic bitcoin reserve bill drops BTC purchase target, adds lockup (22 May 2026) — theblock.co ↗

SEC, Gensler statement on spot bitcoin ETPs (10 January 2024) — sec.gov ↗

IMF, Elements of Effective Policies for Crypto Assets (policy paper, 23 February 2023), paras. 33–39 — imf.org ↗ . Advice on official currency, legal tender and central-bank reserves is not domestic law for every member. Global Financial Stability Report, October 2021, ch. 2 "The Crypto Ecosystem and Financial Stability Challenges" — imf.org ↗

Czech National Bank, The CNB creates a test portfolio of digital assets (press release, 13 November 2025) — cnb.cz ↗ . The $1 million portfolio contains Bitcoin, a dollar stablecoin and a tokenized deposit and is outside the bank's international reserves; a test is not a reserve allocation.

IMF, El Salvador 2021 Article IV (25 January 2022) — imf.org ↗ ; staff-level agreement on EFF (18 December 2024) — imf.org ↗ ; El Salvador: Selected Issues (2025) — elibrary.imf.org ↗ ; combined second and third review (3 September 2026) — imf.org ↗

El Salvador, Legislative Decree No. 199 (adopted 29 January 2025; published 30 January; effective 90 days later), amending the Bitcoin Law, arts. 1–8 — jurisprudencia.gob.sv ↗ ; IMF, El Salvador: 2025 Article IV Consultation and Request for an Extended Arrangement, Country Report 25/58, para. 27 n.18, describing the change to the essential features of legal tender — imf.org ↗ . The domestic statute retains “curso legal” wording despite voluntary private acceptance.

IMF, Central African Republic: Selected Issues (2023), on the crypto law and Sango — elibrary.imf.org ↗

Basel Committee, Prudential treatment of cryptoasset exposures (SCO60, December 2022) — bis.org ↗

BIS, Annual Economic Report 2022, ch. III "The future monetary system" — bis.org ↗ ; Annual Economic Report 2025, ch. III — bis.org ↗ ; Carstens speech (22 February 2023) — bis.org ↗ ; BIS Bulletin 108 and Working Paper 1270 on stablecoins and Treasury-bill yields — bis.org ↗ ; bis.org ↗

FATF, Targeted Update on Virtual Assets and VASPs (June 2025) — fatf-gafi.org ↗

Czech National Bank, Governor Michl's thoughts on bitcoin: a test portfolio (November 2025) — cnb.cz ↗

Bundesbank, "Bitcoin are digital tulips" (Nagel interview, 17 January 2025) — bundesbank.de ↗

Bank of England, systemic stablecoin consultation (November 2025) and policy statement (2026) — bankofengland.co.uk ↗

Federal Reserve, Waller speeches (10 February 2023; 20 August 2025) — federalreserve.gov ↗ ; federalreserve.gov ↗ ; FEDS Note, Banks in the Age of Stablecoins (17 December 2025) — federalreserve.gov ↗ ; Economic Well-Being of U.S. Households in 2025 (SHED, May 2026), Banking table 33 and supplemental appendix B question S16 — federalreserve.gov ↗ ; federalreserve.gov ↗ . The survey covers U.S. adults and cryptocurrency generally, not global Bitcoin users.

Strategy Inc., Form 8-K (29 June 2026). The reviewed filing did not locate the former 845,050-BTC 31 August claim. A current balance, June/September sale, financing structure or dividend funding assertion requires its own exact later SEC filing and date; a market-price or wallet movement does not establish disposition.

BIP-148 — bips.dev ↗ ; BIP-360, draft specification, Pay-to-Merkle-Root — bips.dev ↗ ; BIP-361, draft informational proposal, Post Quantum Migration and Legacy Signature Sunset — bips.dev ↗ ; Bitcoin Core, CVE-2018-17144 Full Disclosure (20 September 2018) — bitcoincore.org ↗ ; Bitcoin Wiki, Value overflow incident — en.bitcoin.it ↗

New York Attorney General, Tether/Bitfinex settlement (23 February 2021) — ag.ny.gov ↗ ; CFTC, Tether and Bitfinex orders (15 October 2021) — cftc.gov ↗

FBI IC3, 2025 Internet Crime Report (April 2026) — ic3.gov ↗

Academic and think-tank

Warren Weber, A Bitcoin Standard: Lessons from the Gold Standard, Bank of Canada Staff Working Paper 2016-14 — bankofcanada.ca ↗ . The title-page disclaimer makes this the author's staff research, not Bank of Canada policy. Sections 2–4 assume redeemable claims and limited emergency lending; the 2–3% deflation conjecture assumes broad-money growth near Bitcoin issuance, output growth of 2–3% and near-zero velocity growth. The gold-parity example shows fixed weights do not mean a numerically one-to-one exchange rate.

Federal Reserve Board staff, Taylor Rules (2007), §2, equations (1)–(2) — federalreserve.gov ↗ . Money growth, velocity growth, prices and output enter separately; a fixed base alone is insufficient for a numerical price forecast.

Bank of England, New forms of digital money (2021), §1.1 and box A — bankofengland.co.uk ↗ . Deposit creation by banks differs from lending existing funds; fully backed payment instruments could shift credit funding rather than eliminate credit. Applying that distinction to Bitcoin is an inference, not a Bank of England Bitcoin forecast.

Amol Amol and Erzo Luttmer, Unique Implementation of Permanent Primary Deficits?, Minneapolis Fed Working Paper 807 (October 2024) — minneapolisfed.org ↗ . The abstract's prohibition/tax result holds within its stated incomplete-markets and strategy assumptions; an academic working paper is not Federal Reserve policy.

Ulrich Bindseil and Jürgen Schaaf, Bitcoin's last stand (ECB blog, 30 November 2022) — ecb.europa.eu ↗ ; ETF approval for bitcoin – the naked emperor's new clothes (authors' ECB blog, 22 February 2024) — ecb.europa.eu ↗ . The blog disclaims that authors' views necessarily represent the ECB or Eurosystem. The distributional consequences of Bitcoin (SSRN, October 2024) — papers.ssrn.com ↗

John Griffin and Amin Shams, Is Bitcoin Really Un-Tethered?, Journal of Finance (2020) — papers.ssrn.com ↗

Eric Budish, The Economic Limits of Bitcoin and Anonymous Decentralized Trust on the Blockchain (2022) — papers.ssrn.com ↗ ; Nic Carter, It's the settlement assurances, stupid — medium.com ↗ ; Peter Todd, Surprisingly, Tail Emission Is Not Inflationary (2022) — petertodd.org ↗

Fernando Alvarez, David Argente and Diana Van Patten, Are Cryptocurrencies Currencies? Bitcoin as Legal Tender in El Salvador, NBER Working Paper 29968 (2022) — nber.org ↗

Gita Gopinath et al., Dominant Currency Paradigm, NBER Working Paper 22943 — nber.org ↗

Barry Eichengreen and Peter Temin, Fetters of Gold and Paper — eml.berkeley.edu ↗ ; Barry Eichengreen, Golden Fetters: The Gold Standard and the Great Depression, 1919–1939 (1992)

George Selgin, Less Than Zero: The Case for a Falling Price Level in a Growing Economy (1997) — summary at mises.org ↗ ; Lawrence White, How a Bitcoin System is Like and Unlike a Gold Standard — fee.org ↗

Saifedean Ammous, The Bitcoin Standard (2018), reviewed in Cato Journal — cato.org ↗ ; Lyn Alden, Broken Money (2023) — lynalden.com ↗ ; Vijay Boyapati, The Bullish Case for Bitcoin (2018) — vijayboyapati.medium.com ↗ ; Daniel Krawisz, Hyperbitcoinization (2014) — nakamotoinstitute.org ↗ ; F. A. Hayek, Denationalisation of Money (1976)

Fidelity Digital Assets, Getting Off Zero: Evaluating Bitcoin in 2026 (March 2026) — fidelitydigitalassets.com ↗ ; Bitcoin First Revisited ; A Closer Look at Bitcoin's Volatility — fidelitydigitalassets.com ↗

Bitcoin Policy Institute, Bitcoin-Enhanced Treasury Bonds — btcpolicy.org ↗ ; The 1250% Mistake — btcpolicy.org ↗

Cambridge Centre for Alternative Finance, Cambridge Digital Mining Industry Report (April 2025) and Bitcoin Electricity Consumption Index — jbs.cam.ac.uk ↗

Glassnode, Bitcoin Supply Distribution and The Decentralization Spectrum (with Ark Invest, September 2026) — research.glassnode.com ↗ ; 0xB10C, Bitcoin Mining Centralization in 2025 — b10c.me ↗

World Gold Council, Central Bank Gold Reserves Survey 2026 — gold.org ↗ ; How much gold has been mined? — gold.org ↗

Adoption data

Payment-comparison sources reviewed 14 September 2026: Bitcoin BIP-141, “Block size” defines the four-million-weight-unit block limit; it does not define one fixed transactions-per-second figure because transaction weights vary. Bitcoin Developer Guide, “Verifying Payment” describes confirmation depth and risk, not a guaranteed completion time. Lightning Labs, *Managing Channel Liquidity* distinguishes inbound and outbound liquidity, not network-wide realised payment volume. Visa Developer glossary separates card authorization, clearing and settlement. Swift, *What is Swift?* describes bank messaging rather than funds settlement. FedNow service overview describes immediate availability through participating US banks. Visa Onchain Analytics, *Transactions* methodology filters and categorizes stablecoin transfers; gross and adjusted totals are not all purchases. World Bank remittance methodology counts transfer fees and FX margin for a specified corridor and amount. None of these sources validates the earlier “more volume than Visa” or $0.30-network-fee-versus-remittance-cost ranking.

Chainalysis, 2025 Global Crypto Adoption Index — chainalysis.com ↗ ; Sub-Saharan Africa and Latin America 2025 reports; 2026 Crypto Crime Report — chainalysis.com ↗

Chainalysis, Sub-Saharan Africa Emerges as Third-Fastest Growing Crypto Region with Strong Retail Activity (10 September 2025), “Bitcoin holds dominance” — chainalysis.com ↗ . The 89% Bitcoin and 7% USDT figures refer to Nigeria's covered centralized-exchange fiat purchases of crypto, not all users, payments or cross-border flows; the report explicitly excludes informal, B2B and OTC transactions from that purchase comparison.

IMF, Nigeria: 2026 Article IV Consultation, Country Report 26/125, annex VII, pp. 64–65 — imf.org ↗ . The report estimates that USDT/USDC were over 65% of Nigeria's 2024 crypto inflows using an on-chain cross-border proxy; its source data run only through January 2025. This flow share cannot be substituted for a centralized-exchange purchase share.

TRM Labs, Q1 2026 Global Crypto Adoption Index — trmlabs.com ↗

Crypto.com, Global Cryptocurrency Ownership Reaches 741 Million in 2025 (February 2026) — crypto.com ↗

World Bank, Remittance Prices Worldwide Q3 2025 — remittanceprices.worldbank.org ↗

Spark Research: Lightning Network 2026 State, Bitcoin Volatility Tracker, Bitcoin Mining Economics 2026, Mining Centralization, Corporate Treasury Strategy, Harvest Now Decrypt Later — spark.money ↗

BitcoinTreasuries.net (public companies, governments, Strategy, Trump Media, GameStop) — bitcointreasuries.net ↗ ; Arkham, Who owns the most Bitcoin 2026 — info.arkm.com ↗ ; River, Who owns the most bitcoin? — river.com ↗ ; WalletPilot ETF tracker — walletpilot.com ↗ ; iShares Bitcoin Trust — blackrock.com ↗

CoinShares, Bitcoin Mining Report Q1 2026 — coinshares.com ↗ ; Hashrate Index, Global Hashrate Heatmap Q3 2026 — hashrateindex.com ↗ ; mempool.space mining dashboard — mempool.space ↗ ; CoinWarz — coinwarz.com ↗

BitGo, Bitcoin's Invisible Burn: Lost Coins Outpace New Supply (July 2026) — bitgo.com ↗

Country cases (“Countries That Adopted Bitcoin, in What Form, and What Happened”, “Who Favours a Bitcoin Standard, Who Opposes It, and Why” and “The Path for Large Economies”)

For government holdings, distinguish custody, beneficial ownership, final forfeiture and placement in reserves. The 6 March 2025 US executive order §3(a) makes only eligible Treasury-held, finally forfeited bitcoin the initial reserve capital; it directs an inventory but does not publish one. The DOJ's October 2025 Prince Group announcement reports a civil forfeiture complaint for approximately 127,271 bitcoin, not a final judgment. The UK Crown Prosecution Service reports approximately 61,000 bitcoin recovered and subject to High Court civil-recovery proceedings; that is not a Treasury reserve. Druk Holding and Investments documents Bhutan's state-linked mining partnership, but not the disposition of every attributed wallet transfer. Ukraine's NACP describes officials' personal asset declarations, not state-owned bitcoin. No reconciled primary inventory was found here establishing a current PlusToken balance or sale total. Tracker labels and outflows remain leads for investigation, not title records or realised-sale accounts.

Wikipedia, Bitcoin Law, Bitcoin in El Salvador, U.S. Strategic Bitcoin Reserve, Legality of cryptocurrency by country or territory — en.wikipedia.org ↗ ; en.wikipedia.org ↗

Cointelegraph Magazine, El Salvador's Bitcoin experiment turns 5 (August 2026) — cointelegraph.com ↗ ; Americas Quarterly, In El Salvador, Bitcoin's Retreat Left Valuable Lessons — americasquarterly.org ↗ ; Bitcoin.com News, 5 years after the Bitcoin Law, crypto accounts for just 0.7% of remittances (2026) — news.bitcoin.com ↗ ; CoinDesk, IMF confirms El Salvador's bitcoin growth was funded by private donations (4 September 2026) — coindesk.com ↗ ; VanEck, How El Salvador became Latin America's comeback story — vaneck.com ↗ ; El Salvador Now, 92% of Salvadorans did not use Bitcoin in 2024 — elsalvadornow.org ↗

Global Initiative, Behind the blockchain: cryptocurrency and criminal capture in the Central African Republic — globalinitiative.net ↗

CoinDesk, Bhutan has sold 70% of its bitcoin in 18 months (11 April 2026) and Bhutan doesn't recall selling any bitcoin (16 May 2026) — coindesk.com ↗ ; Rest of World, Bhutan's bitcoin tourism payments (2026) — restofworld.org ↗

Governing, Texas becomes first state to buy bitcoin — governing.com ↗ ; The Defiant, US states' strategic bitcoin reserve update — thedefiant.io ↗

Dawn, Pakistan unveils first govt-led strategic bitcoin reserve (May 2025) — dawn.com ↗ ; Cointelegraph on the IMF's objection — cointelegraph.com ↗

The Block, Czech central bank governor makes case for bitcoin in sovereign reserves (April 2026) — theblock.co ↗ ; South Korea's central bank rules out bitcoin reserve — theblock.co ↗ ; China's central bank reaffirms crypto ban (November 2025) — theblock.co ↗ ; "We're not allowed to own bitcoin," Powell — theblock.co ↗

Bloomberg Law, Lagarde is confident EU central banks will shun bitcoin reserves (30 January 2025) — news.bloomberglaw.com ↗ ; Swissinfo, Swiss central bank chief rejects holding bitcoin — swissinfo.ch ↗ ; Business Standard, RBI statements 2022–26 ; Brave New Coin, Japan rejects bitcoin national reserves — bravenewcoin.com ↗

DL News, BlackRock CEO Larry Fink talks bitcoin at Davos (January 2025) — dlnews.com ↗ ; Yahoo Finance, Fed chair Kevin Warsh says… (July 2026) — finance.yahoo.com ↗

Cointelegraph, Putin signs crypto law (August 2026) — cointelegraph.com ↗ ; Iran central bank encourages crypto for imports (September 2026) — cointelegraph.com ↗ ; Atlantic Council, How Venezuela uses crypto to sell oil — atlanticcouncil.org ↗

Crypto Briefing, Japan reclassifies crypto as financial assets (July 2026) — cryptobriefing.com ↗ ; UAE Mubadala bitcoin ETF holdings — cryptobriefing.com ↗ ; Coinbase dominates spot ETF custody — cryptobriefing.com ↗

Decrypt, German bitcoin sale (2024) — decrypt.co ↗ ; The Record, UK seizure of 61,000 BTC — therecord.media ↗ ; Wu Blockchain, Has the Chinese government sold the PlusToken bitcoin? — wublock.substack.com ↗

Markets, crises and 2026 events (“How Bitcoin Is Actually Used”, “Supply and Control” and “How Bitcoin Could Reproduce the Old Crises”)

CoinDesk: Bitcoin is outperforming stocks and correlating with gold (28 August 2026) — coindesk.com ↗ ; Saylor's Strategy initiates buybacks, bitcoin monetization program (29 June 2026) — coindesk.com ↗ ; BlackRock's bitcoin ETF sheds $528 million (28 May 2026) ; Bitcoin mining pools with 75% of hashrate join open standard (11 May 2026) ; Clock is ticking for bitcoin to prevent quantum threat (25 April 2026) — coindesk.com ↗ ; Inside the rise of wrench attacks (19 April 2026) ; Investors are throwing in the towel on the debasement trade — JPMorgan (28 May 2026) ; Mt. Gox delays creditor repayment to October 2026

Coin Metrics, Strategy selling BTC to fund dividends (2026) — coinmetrics.substack.com ↗ ; mNAV.com — mnav.com ↗

Glassnode, The Week On-chain, weeks 41–42 2025 (the October 2025 liquidation) — research.glassnode.com ↗

Cointelegraph, How Bitcoin and gold reacted differently to the Iran war shock (2026) — cointelegraph.com ↗ ; OANDA, 2026 Iran conflict: oil, gold, bitcoin, forex impact — oanda.com ↗ ; Fortune, bitcoin and gold price reports (September 2026) ; 24/7 Wall St, How low can bitcoin go? (12 September 2026) — 247wallst.com ↗ ; ChartRow, Bitcoin annual returns — chartrow.com ↗

World Gold Council, Gold Market Commentary: Making waves (6 August 2026), table 1 — gold.org ↗ (USD-series record $5,405/oz on 29 January; July month-end $4,027/oz; $4,000 level tested during July). Gold Market Commentary: Paved with good interventions (9 September 2026), table 1 — gold.org ↗ (August month-end $4,563/oz). The WGC monthly account does not identify a sub-$4,000 print on 13–14 July.

Grayscale Bitcoin Mini Trust ETF, Form 10-Q for the quarter ended 30 June 2026, note 3, filed with the SEC — sec.gov ↗ . The trust's principal-market fair-value price per bitcoin was $87,549.41 at 31 December 2025 and $58,745.18 at 30 June 2026, both at 4 p.m. New York time using Crypto.com. These are two asset-price observations, not an after-fee investor return or a multi-asset comparison.

IMF staff, The Crypto Cycle and US Monetary Policy, Working Paper 23/163 (August 2023) — imf.org ↗ . Introduction, table 3 and conclusion: Bitcoin–S&P 500 correlation increased after 2020; a broader crypto factor co-moved with global equities and responded to modeled U.S. monetary-policy shocks in the paper's 2018–23 sample. A staff working paper is research, not an institutional IMF policy position or a forecast for every later crisis.

World Gold Council, Gold Mid-Year Outlook 2026: Point break (1 July 2026), “A rollercoaster ride” and chart 2 — gold.org ↗ . Gold exceeded $5,500/oz intraday in January and briefly dipped below $4,000 in late June; its 30-day realised volatility based on daily returns rose above 50% at one point. These price conventions and dates do not constitute a matched Bitcoin comparison.

Bitwise, presentation to the SEC on bitcoin trading volume (March 2019) — sec.gov ↗ ; Forbes, More than half of all bitcoin trades are fake (August 2022) — forbes.com ↗

Wikipedia entries consulted for crisis chronology and figures: Mt. Gox, Bitfinex, Quadriga Fintech Solutions, Celsius Network, Three Arrows Capital, Bankruptcy of FTX, Terra (blockchain), USD Coin, Tether (cryptocurrency), Silvergate Bank, Signature Bank, Reserve Primary Fund, Panic of 1907, Strategy (company), Markets in Crypto-Assets, Garantex, Binance, Bybit, Core Scientific, Bitcoin scalability problem, Lightning Network, Environmental effects of bitcoin, Howard Lutnick, World Liberty Financial, American Bitcoin, SegWit

Elliptic, Crypto donations to Ukraine and Russia (2022) — elliptic.co ↗ ; Vice, The Freedom Convoy bitcoin donations have been frozen and seized (2022) — vice.com ↗ ; Premium Times, EndSARS: Feminist Coalition's $51,000 bitcoin withdrawal (2020)

Schwab, Why bitcoin's attack costs matter for valuation (June 2026) — schwab.com ↗ ; Crypto51 — crypto51.app ↗

OAK Research, Update on OP_RETURN: Bitcoin Core v30, the Core–Knots war — oakresearch.io ↗ ; Bitcoin Developer Guide, Block Chain, block reward and difficulty sections — developer.bitcoin.org ↗ ; Eric Budish, The Economic Limits of Bitcoin and the Blockchain, NBER Working Paper 24717 (2018) — nber.org ↗ ; NIST, Post-Quantum Cryptography — csrc.nist.gov ↗

Books

Nathaniel Popper, Digital Gold (2015) — the early history; Jonathan Bier, The Blocksize War (2021) — the 2017 governance precedent; Saifedean Ammous, The Bitcoin Standard (2018) and Lyn Alden, Broken Money (2023) — the case for; Eswar Prasad, The Future of Money (2021) — the sceptical survey; Zeke Faux, Number Go Up (2023) — Tether, FTX and the 2022 collapse; Barry Eichengreen, Golden Fetters (1992) — why the gold standard ended, and the template for why a bitcoin standard would.

Note on reliability

Bitcoin figures and laws require an as-of date, denominator, original locator and legal status. Tracker snapshots do not audit beneficial ownership or disposition. Government totals remain withheld where they mix seizure, complaint, final forfeiture, reserve inclusion, state-company assets, fund shares or private declarations. China's PlusToken disposition, Bhutan's realised sales, a reconciled U.S. reserve balance, named issuer reserves, pool/chip shares, lost-coin percentages and market-manipulation totals remain unverified here. The Prince Group announcement was a forfeiture complaint; UK recovered coins remain subject to civil proceedings. Bibliography inclusion is not claim approval: several older official quotations and process outcomes still lack exact transcripts, enacted texts or docket orders. Draft BIPs are proposals, the March 2026 Labor rule was proposed, and the pre-vote CLARITY schedule does not establish its outcome. Use the scoped primary-document notes above before carrying any claim into a summary, timeline or comparison.

Volume IV · Zcash

Research cutoff and access date: 15 September 2026. Source identifiers in the other chapters link here. Sources are predominantly original research, protocol specifications, project engineering reports, statutes, and institutional publications. This is a critical synthesis, not an endorsement of a project or an investment recommendation.

How to read the evidence

Protocol specifications describe intended rules. A dated deployment announcement and engineering report establish stronger evidence of activation than a proposal alone. Developer reports provide first-party incident evidence, but cannot independently establish the absence of an undiscovered exploit. Institutional papers describe their authors' analysis; working papers do not necessarily represent official policy.

The invented society, institutional design, adoption thresholds, and numerical stress tests in chapters 10–12 are the author's hypotheses and illustrations. Sources inform their constraints; no source is presented as documenting those fictional events. Legal material is jurisdiction-specific and distinguishes enacted rules, application dates, and international recommendations.

Most sources were inspected through live web retrieval. Where retrieval was restricted, official indexed excerpts or a primary-source alternative were used; material cases are identified below. No original transaction census, cryptographic audit, market-depth study, or household survey was performed.

Zcash: foundations, implemented rules, and privacy

Z01

Ben-Sasson et al., Zerocash (2014). Paper and publication information; extended paper.

Supports the foundational use of zero-knowledge proofs for private decentralized payments. It describes the original research system, not every feature, assumption, or performance characteristic of the current Zcash network.

Z02

Electric Coin Company, launch history (2016). Zcash launch and roadmap; post-launch founders' reward account.

The roadmap announced the launch plan; the retrospective confirms the October 2016 launch context. Used for historical chronology and the distinction between Zcash and Bitcoin, not current wallet guidance.

Z03

Zcash, monetary parameters. What are the economics of Zcash?; protocol specification.

Supports the approximately 21 million issuance limit, subdivision, block timing, and subsidy framework. The economics page contains funding language that lags NU6.1; funding claims here instead use Z20–Z22 and Z32. The retrieved specification edition is not used to establish the latest upgrade's activation.

Z04

Zcash, NU5 deployment. NU5 upgrade.

Supports the May 2022 activation of Orchard and Halo 2, and the introduction of unified addresses. Removing the Orchard trusted-setup requirement does not eliminate implementation, cryptographic, endpoint, or monetary risk.

Z05

ZIP 316, Unified Addresses and Unified Viewing Keys. Specification.

Supports address composition and viewing authority. Receiver selection and the information a particular key reveals matter. A viewing key is not proof that a person or institution has disclosed every address, asset, or liability.

Z06

ZIP 310, Security Properties of Sapling Viewing Keys. Specification.

Used for distinctions between incoming and broader viewing authority. Its guarantees concern Sapling and specific key arrangements; they should not be transferred indiscriminately to every pool or wallet.

Z07

ZIP 315, Best Practices for Wallet Implementations. Specification.

Supports discussion of public amounts, shielding patterns, wallet behavior, and privacy limitations. Recommended practices are not evidence that all deployed wallets implement them, nor a guarantee against traffic analysis or endpoint compromise.

Z08

ZIP 317, Proportional Transfer Fee Mechanism. Specification; repository text.

Supports the conventional fee based on logical actions: a 5,000-zatoshi marginal fee and two grace actions in the relevant rules. A conventional minimum is not a guarantee of every transaction's total fee, execution time, or economic cost.

Z09

Kappos et al., An Empirical Analysis of Anonymity in Zcash (USENIX Security 2018). Research paper.

Historical empirical evidence that usage patterns and public metadata can reduce effective privacy. The study is not a demonstration that current Orchard or Ironwood cryptography is broken, and its numerical results are not treated as current anonymity estimates.

Z10

Electric Coin Company, Turnstile Enforcement Against Counterfeiting (22 March 2019). Technical explanation.

Supports the distinction between publicly tracked pool flows and hidden note claims. A pool balance constraint can restrict aggregate withdrawals without proving every hidden claim valid. It does not by itself establish the absence of historical counterfeiting.

Zcash: 2026 security response and migration

Z11

ZIP 257, Deployment of the NU6.2 Network Upgrade. Deployment specification.

Records activation at block 3,364,600 on 3 June 2026. Used for formal deployment chronology; incident announcements can carry earlier publication dates or reflect stages of the emergency response.

Z12

Shielded Labs, The Orchard Counterfeiting Vulnerability (4 June 2026). Incident account.

Describes discovery, the potential to create invalid hidden value, and the limits of proving non-exploitation retrospectively. This supports a statement about vulnerability and uncertainty, not an assertion that counterfeiting actually occurred.

Z13

Zcash Open Development Lab, Orchard Vulnerability Successfully Remediated (June 2026). Response report.

First-party account of coordinated repair and the absence of observed unauthorized value creation. “No evidence found” is distinguished from proof that no hidden exploit ever happened. For exact activation use Z11; for the residual uncertainty also read Z12.

Z14

Shielded Labs, Ironwood: Verifying the Soundness of Zcash's Circulating Supply (6 June 2026). Design rationale.

Explains the proposed new-pool migration and the assurance problem it addresses. This initial proposal alone does not prove deployment or provide an independently completed audit of all outstanding claims.

Z15

ZIP 258, Deployment of the NU6.3 Network Upgrade. Specification.

Describes Ironwood and restrictions on the old Orchard pool, including the distinction between prohibited new inflows and permitted change in migration transactions. The inspected header still says Draft; activation is corroborated by Z16 and Z33.

Z16

Zcash Foundation, Engineering Update: 27 July–9 August 2026 (11 August 2026). Engineering report.

Reports NU6.3 operating on mainnet and subsequent Zebra work. This is a dated report from a separate ecosystem organization, useful for corroborating deployment. It is not an external cryptographic or monetary audit.

Z17

ZIP 318, Wallet Behavior for Shielded Pool Migration. Specification.

Supports migration privacy discussion: amount and timing correlations, transaction construction, and wallet workflow. Publication of mitigation guidance does not establish consistent implementation across all users and services.

Z18

ZIP 2005, Quantum Recoverability. Specification.

Distinguishes recovery preparation from complete post-quantum security. The inspected proposal outlines a future recovery protocol rather than supplying a complete operational recovery system. Ironwood deployment must not be paraphrased as immunity to quantum attacks.

Z19

Zcash, zcashd Deprecation. Operational notice.

Identifies the July 2026 halt and migration requirements. Supports the operational distinction between historical zcashd instructions and the current Zebra-based network, not a claim that migrating custody or service infrastructure is automatic.

Zcash: governance, proposals, and operations

Z20

ZIP 214, Consensus Rules for a Zcash Development Fund. Specification and revisions.

Supports subsidy allocation rules and their changes across upgrades. Percentages refer to newly issued block subsidy, not a tax on every user's transaction value or a percentage of existing supply.

Z21

ZIP 271, Deferred Development Fund Lockbox Disbursement. Specification.

Supports the specified lockbox disbursement mechanism and named 2-of-3 key arrangement. This is distinct from complete control over consensus, ordinary users' funds, or the legal administration of every subsequent grant.

Z22

ZIP 1016, Community and Coinholder Funding Model. Governance proposal.

Describes the 8%/12% funding design and associated governance. The inspected status remains Proposed and some process details remain open. Actual subsidy deployment is checked against Z20 and Z32; not every institutional provision is assumed completed.

Z23

Shielded Labs, Crosslink. Project description; incentivized feature-network announcement.

Evidence of a proposed hybrid proof-of-work/proof-of-stake finality design and experimental development. It is not evidence that the Zcash mainnet currently uses Crosslink or that its promised economic and finality properties have been demonstrated at national scale.

Z24

ZIP 233, Network Sustainability Mechanism. Draft specification.

Supports discussion of proposed removal and later reissuance accounting within the supply constraint. The contemplated mechanism is not an activated discretionary central bank or a rule that stabilizes consumer purchasing power.

Z25

ZIP 234, revised issuance mechanism within the sustainability proposal. Draft specification.

Read alongside ZIP 233 and its related proposal package. Supports analysis of proposed issuance smoothing; unresolved activation details mean the package must not be described as current mainnet monetary policy.

Z26

QEDIT, OrchardZSA Finalization (December 2025–February 2026 updates). Development reports.

Reports progress toward shielded assets and test-network implementation. These reports do not establish mainnet activation. The hypothetical stable-value instrument discussed in this volume is therefore an alternative design, not a claim that a particular production asset exists today.

Z27

Electric Coin Company, A Look Back: NU5 and Network Sandblasting (7 December 2023). Engineering retrospective.

Supports the history of transaction load, wallet synchronization problems, and engineering responses. It is a developer retrospective, not a current independent throughput benchmark or proof that all future congestion attacks have been solved.

Z28

Zcash Open Development Lab. Organization and team; Zodl wallet ecosystem entry.

Supports current organization and wallet context. Team continuity does not automatically establish legal succession to every ECC obligation. Provider-reported adoption or wallet activity is not treated as an independent measure of ZEC-denominated economic production.

Z29

ZIP 374, Partially Created Zcash Transactions. Specification.

Supports the separation of transaction-building roles, proving, and authorization, together with associated information exposure. Moving a role to a service provider may disclose sensitive information even when it does not confer spending authority.

Z30

Zallet, Threat Model. Security documentation.

Supports the distinction between encrypted spending keys and potentially exposed wallet history or viewing material. This is documentation for a particular implementation, not a universal statement about every Zcash wallet's storage design.

Z31

Electric Coin Company, Zcash Counterfeiting Vulnerability Successfully Remediated (5 February 2019). Historical incident disclosure.

Documents the 2018 discovery and repair of a Sprout counterfeiting vulnerability, disclosed after remediation. It is a separate incident from the 2026 Orchard vulnerability. Absence of known exploitation is not converted into certainty of non-exploitation.

Z32

Zcash, NU6.1 deployment. Upgrade record.

Records activation on 24 November 2025 at block 3,146,400 and the associated funding changes. Used to reconcile older economics-page descriptions and governance proposal headers with the deployed upgrade.

Z33

Zcash, Ironwood / NU6.3 deployment. Upgrade record.

Records activation on 28 July 2026 at block 3,428,143. Together with the Foundation engineering report, this establishes stronger activation evidence than the still-Draft header on ZIP 258. It does not validate unrelated proposals merely listed elsewhere in the ZIP index.

Money, adoption, law, and comparison systems

M01

Bank of England, Money Creation in the Modern Economy (2014). Article; PDF.

Explains bank lending and deposit creation. Used to distinguish monetary base, bank liabilities, reserves, and credit. Applying those distinctions to a hypothetical ZEC banking system is this volume's analysis, not a Bank of England proposal.

M02

Warren E. Weber, A Bitcoin Standard: Lessons from the Gold Standard, Bank of Canada Staff Working Paper 2016-14. Paper.

Analyzes a hypothetical Bitcoin standard, including price adjustment and limited lender-of-last-resort capacity. Conclusions depend on the model and assumptions. It is neither an impossibility theorem for cryptocurrency money nor a central-bank endorsement of adopting it.

M03

Casas, Díez, Gopinath and Gourinchas, Dominant Currency Paradigm, IMF Working Paper 2017/264. Paper.

Supports the importance of invoicing conventions and international price-setting networks. Persistence of a dominant unit is an economic coordination problem; it does not establish that the present dominant currency can never change.

M04

Alvarez, Argente and Van Patten, Are Cryptocurrencies Currencies? Bitcoin as Legal Tender in El Salvador, NBER Working Paper 29968 (2022, revised). Research record; primary research PDF.

Empirical evidence on use, persistence, and adoption barriers. The landing page restricted direct retrieval; indexed research excerpts and the paper record informed this synthesis. Findings concern El Salvador's Bitcoin experiment, not a controlled comparison proving Zcash would perform better.

M05

IMF, Elements of Effective Policies for Crypto Assets (23 February 2023). Executive Board discussion; policy paper.

Supports the present institutional resistance to giving crypto assets official-currency or legal-tender status. IMF policy advice is not itself a globally binding prohibition on holding, transacting in, or privately denominating contracts in ZEC.

M06

US Internal Revenue Service, Digital Assets. Tax guidance.

Supports US federal treatment of digital assets as property and related recordkeeping consequences. This is a US example of transactional friction; it is not a universal tax rule or a finding that every ZEC transaction creates a taxable gain.

M07

Basel Committee, SCO60: Cryptoasset Exposures, effective international framework from 1 January 2026. Standard.

Supports discussion of stringent bank capital treatment for Group 2b exposures and Group 2 exposure thresholds. Classification and the bank's actual position matter. International implementation dates must be distinguished from enacted rules and supervisory application in each jurisdiction.

M08

European Union, Regulation (EU) 2024/1624, especially Articles 79 and 90. Official regulation.

Article 79 concerns anonymous accounts and accounts allowing transaction obfuscation at regulated institutions, including through anonymity-enhancing coins; Article 90 gives the general 10 July 2027 application date. Official indexed excerpts were inspected because direct retrieval encountered an access challenge. This is not described as a blanket prohibition on all private self-custody.

M09

European Securities and Markets Authority, MiCA Article 76. Interactive rulebook.

Paragraph 3 restricts admission of assets with inbuilt anonymisation unless the operator can identify holders and transaction history. This is a rule for relevant trading platforms, not a universal finding that every use or ownership of ZEC is unlawful.

M10

FATF, Seventh Targeted Update on Virtual Assets and VASPs (16 July 2026). Update.

Supports the current direction of international AML oversight, Travel Rule implementation, and remaining implementation gaps. FATF standards and assessments must be distinguished from national statutes and the controls a particular service must implement.

M11

European Central Bank, proposed digital euro privacy. Privacy design; FAQ.

Supports the comparison with planned offline privacy and the distinction between public access and intermediary visibility. These are design and preparation materials; the volume does not present the digital euro as already available for universal everyday use.

M12

Monero, Tail Emission. Protocol explanation.

Supports the comparison between Zcash's capped issuance and Monero's continuing tail emission. It is not a complete comparative security or privacy audit, nor evidence that one emission rule necessarily produces superior monetary stability.

M13

Bitcoin Developer Guide, Payment Processing. Developer documentation.

Supports distinctions between payment receipt, confirmations, settlement risk, and fiat-priced orders converted into BTC. An order paid with a cryptocurrency need not be economically priced in that cryptocurrency.

M14

Federal Reserve History, The Great Inflation. Historical account.

Dates the episode to 1965–1982 and discusses multiple causes. Used to correct the inference that all subsequent inflation or monetary instability began with the 1971 suspension of dollar-gold convertibility.

M15

El Salvador, Ley Bitcoin, consolidated text including Decree 199 of January 2025. Official legal text.

The amendment retained legal-tender wording while making private acceptance voluntary and changing the state's role. It did not repeal the entire law. Legal designation, voluntary payment acceptance, and economy-wide BTC denomination remain distinct questions.

M16

IFRS Interpretations Committee, Holdings of Cryptocurrencies (June 2019). Agenda decision.

For the cryptocurrency holdings considered, explains IAS 2 in applicable ordinary-course sale situations and IAS 38 otherwise. This is not an assertion that every digital instrument or every national accounting system must use identical treatment.

M18

Fedi, federation-based payment and custody description. Provider information.

Used to identify an alternative combining private payment interfaces with federation custody and Bitcoin backing. Product statements establish a comparison category; they are not an independent audit of guardian trust, solvency, or deployed privacy guarantees.

Reconciliations that materially affect the conclusion

1. Mainnet versus proposal: NU6.3 has dated activation evidence even though some ZIP labels lag. Crosslink, the sustainability package, and shielded assets are not promoted to deployed status by association.
2. Supply rules versus supply assurance: an issuance cap and public pool balances do not independently prove the validity of every hidden note. The 2026 incident makes this distinction material.
3. Privacy versus complete secrecy: proof privacy is only one layer. Counterparties, viewing permissions, public crossings, timing, network metadata, custody, and compromised devices can still matter.
4. Private settlement versus a new measuring unit: a merchant converting a dollar invoice into ZEC has adopted a payment method. That observation alone does not establish ZEC price formation.
5. International rules versus local law: Basel and FATF frameworks, EU application dates, US tax treatment, and El Salvador's statute have different scopes.
6. Scenario design versus prediction: political willingness is stipulated in chapter 10. Stable purchasing power, sound credit, complete privacy, and successful adoption are not stipulated as already achieved.

Local foundations

Two additional local editorial records were consulted: Editorial change register and Editorial sources. They identify corrections to carry forward; they are not substitutes for the primary sources above.