But the law--the SEC requires that they at least present the standard earnings definitions for all these things Now another--let me just mention off balance sheet accounting.

不过,证交会规定他们至少要披露,各项收益标准定义,另一个内容,表外业务会计核算

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