This episode explores the Black–Scholes Formula, the mathematical breakthrough that transformed finance from a game of hunches into a rigorous science. For centuries, businesses managed risk through simple agreements like futures contracts—locking in prices for wheat or rice to protect against future surprises. However, as these markets grew into the trillions, the financial world faced a critical riddle: how to determine a "fair" price for a bet on an uncertain future.In 1973, economists Fischer Black, Myron Scholes, and Robert Merton found the answer by drawing inspiration from the physics of Brownian motion. Their formula allowed traders to price options by calculating a "risk-free" portfolio that continuously balanced stocks and cash.

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