In fact, economists argue that they make no economic profit.

事实上，经济学家认为他们没有经济利润。

In other words, they have zero economic profit, that's what economists call normal profit.

换句话说，它们的经济利润为零，也就是经济学家所说的正常利润。

The pursuit of short-term economic profit is the destruction of our home and that of our posterity.

追求短期的经济效益，会对我们的家庭和后代造成严重伤害。

And it's the minimum level of economic profit a company needs to stay in business.

这是公司经营所需的最低经济利润。

If it's hard for other companies to enter a market then a business can earn economic profit.

如果其他公司很难进入一个市场，那么企业就能获得经济利润。

Here's why: If you're the first one to start selling glow sticks at a rave, you might make some economic profit.

如果你是第一个开始在狂欢中销售荧光棒的人，你可能会获得一些经济利润。

Or are they referring to the experience of putting the interests of economic profits before those of the environment?

或者他们指的是将经济利益置于环境利益之上的经验？

He led a team to promote the two new methods in more than 20 provinces and municipalities around the country, achieving obvious economic profit.

他带领了一个小分队前往全国20多个省市去推广统筹法和优选法， 结果取得了明显的经济成效。