Science popularization article: Currently, BTC continues to fluctuate around 97000, with a DVOL volatility index of 50.69. If you sell a call option of 110000 at the end of March, the premium return rate is 2.5%, and the annualized return is about 25.4% 🤑， Expired price<; 113000 is considered profit. If the price exceeds 110000 yuan upon expiration, the boss can also sell at that price to lock in profits 😊。@ DeribitExchange