Well, the discount rate is sort of the--you notice there are two different interest rates here and you might be confused by them.

贴现率是一种,这里有两种不同的利率,你们可能会将其混淆

耶鲁公开课 - 金融市场课程节选

The second point to clear up is that there's really three different issues that might interest us.

需要解决的第二点是,有三种不同的观点,也许能够引起我们的兴趣

耶鲁公开课 - 死亡课程节选