📄️ The barter problem
Understand the barter problem and the double coincidence of wants that made money essential. Explore how early societies solved trading challenges.
📄️ Three functions of money
Learn the three essential functions of money: medium of exchange, unit of account, and store of value. Understand why all three are critical.
📄️ Commodity money
Explore how useful commodities like gold, salt, and cattle became money. Learn why commodity money worked and why it eventually faced challenges.
📄️ The leap to coins
Discover how coins revolutionized money through standardization. Learn why stamped coins enabled empires but created new risks.
📄️ Paper money
Learn how paper money evolved from Chinese warehouse receipts to modern currency. Discover why paper solved the metal money problem but created inflation risks.
📄️ The gold standard
Explore the gold standard system that backed currencies with gold, and why it became unsustainable. Learn how Nixon ended it in 1971.
📄️ Fiat money
Understand fiat money—currency backed by government authority and trust, not commodities. Learn why modern economies depend on it.
📄️ Digital money
Understand digital money—electronic records and bank deposits that make up 98% of money supply. Learn how digital transactions work.
📄️ Money as memory of debt
Explore David Graeber's theory that money originated as recorded debt. Learn how ancient ledgers functioned as the first money.
📄️ Why money needs scarcity
Understand why money loses value when supply becomes unlimited. Learn how scarcity creates the conditions for money to function.
📄️ Legal tender vs money
Learn the crucial difference between legal tender (government-enforced) and money (market-accepted). Understand why laws can't force something to be money.
📄️ M0, M1, M2
Understand money supply categories: M0 (base money), M1 (circulating money), and M2 (money+savings). Learn why central banks track these metrics.
📄️ Velocity of money
Understand money velocity—how many times money changes hands in an economy. Learn the MV=PQ equation and why velocity matters for inflation.
📄️ Counterfeiting and trust
Explore how counterfeiting undermines monetary systems. Learn about historical counterfeiting crises and modern anti-counterfeiting technology.
📄️ The future of money
Explore emerging monetary systems: central bank digital currencies, stablecoins, and programmable money. Understand the next evolution of currency.