it's clipping coupons and he describes his job as figuring out what the coupon is in an equity and if it's high enough he likes it.

就是获得票息,他形容自己的工作就是,发现在股票中的“票息“是什么,以及“票息“是否能够高到让他满意。

耶鲁公开课 - 金融市场课程节选