The beauty of the Black-Scholes model is that it reduces the problem of pricing an option to estimating a few key parameters, most notably volatility.
布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为估计几个关键参数,尤其是波动率。
软件开发中最重要的一个方面是明确你要构建什么。
Quality is not a cost; it is an investment.