The biggest secret they don't tell you in school or online is that you don't need to know stochastic calculus to determine if an option is cheap or expensive, so that you can make a decision whether to buy it or sell it. There are common and simple heuristics which you can use systematically to screen for mispriced options and they do not use the BSM or any other model, but simple arithmetic using the option price and underlying price. So if you are bogged down in your book on options a
CryptoAlerta — análise de criptomoedas e mercado em tempo real