萨缪尔森解释道，“有人说什么‘一课经济学’，我看呐，咱还是回到第二课吧。”

When someone preaches ‘Economics in one lesson’ I advise: Go back for the second lesson.

youdao

期权定价问题历来是金融经济学中的重要研究课题之一，布莱克-斯科尔斯模型为人们提供了研究这一课题的方法。

The option pricing problem is one of the important research topics in the field of financial economics. The Black-Scholes model has provided the way for people to study this issue.

youdao

On the other hand--and this is something that I want to emphasize-- you don't want to carry that too far and one of the lessons of behavioral finance is that markets are not really efficient in a global sense.

而另一方面,我想强调的是...,不要认为这就是真理,行为经济学中的一课就说,从全球的角度看,市场并非全然是有效的

耶鲁公开课 - 金融市场课程节选