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The capital asset pricing model was not intended to be a positive theory of what investors actually do, but rather a normative theory of what rational investors should do.
资本资产定价模型并非旨在描述投资者实际行为的实证理论,而是关于理性投资者应如何行事的规范理论。
Sustainability isn't just an option; it's our responsibility to future generations.
I'm not a star. I'm just a woman who can sing.
Stay true to your heart, it knows the way.
恐惧是迷信的主要根源,也是残酷的主要根源之一。战胜恐惧是智慧的开端。