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几个可观察的变量。
释义:他人胜过自己无妨,对方不会有怨恨;自己胜过他人非福,可能招致灾祸。
If you do what you've always done, you'll get what you've always gotten.
Love is the most important thing in the world.
"The greatest enemy of love is not hate, but indifference."