Risk-Neutral Pricing
The quant's trick for pricing derivatives: instead of arguing about how the asset will really behave, construct a pretend world where everything earns the risk-free rate, price the payoff there, and no-arbitrage guarantees the answer is right in the real world too.
Where this is taught
Definitions are the trailer. These free levels turn Risk-Neutral Pricing into something you play — one bite-size lesson, with worked examples, a quiz and XP.