The Black-Scholes model remains the 2026 gold standard for pricing trillions in derivatives. It uses five key data points: stock price, strike, time, interest rates, and volatility. This math-heavy ...

2025 was the third hottest year on record, but thousands of cities saw record heat and one broke a record for cold. By Harry Stevens and Eric Niiler Last year was Earth’s third hottest globally, but ...

Wanna see a trick? Give us any topic and we can tie it back to the economy. At Planet Money, we explore the forces that shape our lives and bring you along for the ride. Don't just understand the ...