Now they are falling and in real terms home prices have fallen almost 10% since the peak in 2006.

从2006年房价格最高点算起,现在房价已经,下跌了将近 10%

耶鲁公开课 - 金融市场课程节选

The boy would go say, we're offering to pay a discount rate of 2.51-- that was the formula and then anyone could do these calculations; they knew what it meant.

小男孩跑去说,我们愿意以2.51%的折扣率买入,公式就是那样用的,每个人都能算出价格,他们知道是什么意思

耶鲁公开课 - 金融市场课程节选

The price is just the present value of that stream, discounted at the interest rate.

债券的价格就是这些现金流,以利率r为贴现率算出的贴现值

耶鲁公开课 - 金融市场课程节选