We're going to be talking about these in finance in regards to returns because-- generally the idea here is that we want high returns.

接下来我们讨论它们在金融学中的应用,从收益的角度来说,一般我们都渴望高收益

耶鲁公开课 - 金融市场课程节选

So there's not a lot of room in the government bond market or other high-quality bond markets to generate excess returns.

所以对于政府债券或者优质债券,超额收益的空间不大

耶鲁公开课 - 金融市场课程节选

When you buy high and sell low it's really hard to generate returns, even if you do it with great enthusiasm and great volume.

当你高价买入低价卖出时,是很难产生回报的,不管你有多大交易热情或有多大交易量

耶鲁公开课 - 金融市场课程节选

We want a high expected value of returns, but we don't like variance.

我们希望收益的期望值较高,并且稳定

耶鲁公开课 - 金融市场课程节选