If hiring that worker brings in more marginal revenue than marginal cost, then, congratulations!

如果雇佣工人带来的边际收益大于边际成本，那么恭喜！

The Law of Diminishing Marginal Returns applies to all sorts of tasks.

边际收益递减法于各种场合。

Professional athletes spend thousands of dollars and hours of training in search of marginal gains.

职业运动员花费数千美元和数小时的训练寻求的只是边际收益。

The marginal benefit, in turn, depends on how many units a person already has.

边际收益反过来又取决于一个人已经拥有多少单位。

And a lot of improvements are just marginal gains, doing something slightly better than you've done it before.

很多改进只是边际收益，做的事情比你以前做的稍微好一点。

However, this could affect small oil producing companies in the U.S. These companies feel the effects of falling prices more sharply on their profit margin.

然而，这会影美国的小型石油生产公司。价格下降给这些公司带来的边际收益影严重。

When deciding how safely to drive, rational people compare, perhaps unconsciously, the marginal benefit from safer driving to the marginal cost.

在决定如何安全驾驶时，理性的人会将安全驾驶的边际收益与边际成本进行比较，或许在不知不觉中。

That's why a lot of cyclists are looking for marginal gains that can be in aerodynamics, that can be in supplements, that can be in training, because all those marginal gains added up do make a difference.

这就是为什么很多骑自行车的人都在寻找空气动力学方面的边际收益——可以通过补充剂，也可以通过训练，因为所有这些边际收益起来确实会产生影。

I like to just take a walk from one end to the other, to get a sense of what you feel like eating first because at an all-you-can-eat buffet, you have diminishing marginal returns - right?

我喜欢从一端走到另一端，感受一下你想先吃什么，因为在自助餐中，你的边际收益递减 - 对吗？

How is the above definition of the marginal efficiency of capital related to common usage? The Marginal Productivity or Yield or Efficiency or Utility of Capital are familiar terms which we have all frequently used.

上述资本边际效率的定义与共同使有何关系？资本的边际生产力或收益率或效率或效是我们都经常使的熟悉术语。