Well, there's a formula that's been used by bond traders for hundreds of years and it's a traditional expression, which goes from the discount rate to the price.

这里有个债券交易商,用了上百年的公式,这是个传统表达式,它能用折扣率算得价格

耶鲁公开课 - 金融市场课程节选

It's also about: how banks operate; what their function is in our society; and, why they are such important institutions that have gone back for hundreds of years and remain powerful, central features in our economy.

也会讲到,银行如何运作,银行在社会上的功能,以及为什么几百年来,银行依然在经济生活中拥有,重要的作用

耶鲁公开课 - 金融市场课程节选