Science popularization article: The current DVOL volatility index of BTC is 62.55. If you sell a put option worth 90000 yuan at the end of February, the premium return rate is 3%, and the annualized return is about 27.4% 🤑。 If the price drops below 90000 during delivery, the boss can buy BTC at 90000; If it does not fall below, it can earn a royalty, equivalent to a royalty of 0.03 BTC earned from 1 BTC. This strategy is suitable for investors who hold coins and want to earn some profits, but also want to hoard coins at low prices 😊。@ DeribitExchange