The capital asset pricing model was not intended to be a positive theory of equilibrium in capital markets, but rather a normative theory of how prices should behave if investors acted in a certain way.
资本资产定价模型并非旨在成为资本市场的实证均衡理论,而是一种规范性理论,描述如果投资者以某种方式行事,价格应如何表现。
You affect the world by what you browse.
建筑不是关于形式,而是关于空间和光。
监管框架应激励进步,而不仅仅是惩罚过去。