This is the law of diminishing marginal utility.

这就是边际用递减规律。

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！

Let's start with one of the most important concepts in microeconomics: marginal analysis.

边际分析。

The marginal tax rate on some production is as much as 80%.

一些品的边际税率竟高达80%。

Space is big, really really big.

宇宙浩瀚，漫无边际。

Notice in this example the marginal cost is increasing.

注意，在这个例子中，边际成本一直在增加。

Once a shale well is drilled, there are only marginal savings from stopping production.

一旦页岩井开钻，会带来很少的边际蓄。

Someone like Kevin who just doesn't stop talking, he rambles on and on.

像凯文这样不说话的人，他漫无边际。

Well, seems what's on the menu tonight is malarkey with a big side of poppycock.

看来今晚的主题就是，说一些不着边际的大话。

Meanwhile we went ever onward, and these vast plains of sand seemed endless.

我们不地走动，广阔的细沙平原好像是漫无边际。

Finally, we heard far-fetched, which means difficult to believe.

最后，我们听到了不着边际的，意思是难以相信。

Most of the calls were just ramblings.

他拨打的大部分报警电话都在不着边际地讲话。

I even said " off the chain mail, " and she still wants to go.

我连" 浪无边际" 都说了而她还是要去。

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是边际收益。

I think that's a little far-fetched, which means difficult to believe.

我认为这有点不着边际，意思是难以相信。

Marginal analysis can explain all sorts of human behavior.

边际分析可以解释各种各样的人类行为。

So that memorandum which had always seemed a bit random suddenly fell into place.

所以这个备忘录以前总是觉得它不着边际，现在知道它的作用了。

Now, this idea of marginal gains will eventually get you a good jet engine.

这种边际增益的理念最终可以让你 做出一个很好的喷气式发动机。

So Stan estimates his marginal utility of riding the ride and compares that to the wait.

所以斯坦会估测他玩过山车的边际用，并与等待时长作比较。

Now, this specialization decreases the the marginal cost of each pizza.

这种专业化减少了每个披萨的边际成本。