资本资产定价模型(CAPM)是理解风险-回报权衡的有用工具,但它远非完美。
I don't have to prove anything to anyone. I only have to follow my heart and concentrate on what I want to say to the world. I run my world.
λ演算不仅仅是一种形式主义,而是一种可以表达计算的语言。
The land never lies, it repays what you put in.