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。
There is a time for daring,and there is a time for caution, and a wise man understanding which is called for
快乐的唯一方法是热爱你所做的事情。
可持续性不是成本中心,而是最终的竞争优势。