The interesting question from the standpoint of economic theory is, why did it have that funny shape?

从经济学理论的角度来看,期限结构的走势为什么会这样呢

耶鲁公开课 - 金融市场课程节选

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