Powerball has a jackpot of $420 million and Mega Millions is at $318 million this week. We did the math to see whether it's worth buying a ticket.

We propose a method for selling options that defies many myths around options selling. We analyzed options prices using statistical modelling and calculus to improve the "expected value" of trading ...

Expected value calculates average future investment returns based on outcome probabilities. In finance, expected value guides portfolio construction and when to sell assets with lower future value.

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