—— 请按键盘 空白键 开始游戏 ——

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。
对待投资要像经营一家企业一样,注重长期规划和价值创造。
I have come to realise that men are not born to be free.
History is a nightmare from which I am trying to awake.
领导就是服务,而不是命令。