Science is not just about facts; it's about asking the right questions.
In the end, the goal of computer science is not just to build faster machines, but to deepen our understanding of the universe.
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。