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

这种专业化减少每个披际成本。

Now, the marginal cost of that last pizza is huge.

此时，最后一个披际成本是巨大。

Notice in this example the marginal cost is increasing.

注意，在这个例子中，际成本一直在增加。

It turns out that supply curves are really just marginal cost curves.

事实证明，供给曲线实际上就是际成本曲线。

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

如果雇佣工人带来际收益大于际成本，那么恭喜！

If the marginal cost of next pizza is 9 dollars then you should produce that pizza too.

如果下一个披际成本是9美元，那么你也应该生。

Since the marginal cost of creating virtual items is zero, they are very profitable for developers.

由于创建虚拟项目际成本为零，因此对开发人员来说是非常有利可图。

But if the marginal cost of the next pizza is 12 dollars, you shouldn't make it.

但如果下一个批际成本是12美元，你就不应该生。

Suppliers bid according to how much it would cost to provide an extra unit of power, known as its marginal cost.

供应商根据提供额外单位电力成本（即际成本）进行投标。

The marginal cost for the next kilowatt-hour is zero.

下一千瓦时际成本为零。

Eventually, the marginal benefit of another park will be less than the marginal cost, so they stop building parks.

最终，总有一座公园际效益会小于际成本，于是他们停止建造公园。

The marginal cost is relatively low.

际成本相对较低。

Marginal cost... Aha, I was hoping you'd say it.

际成本...啊哈，我希望你能这么说。

Equilibrium is efficient because the marginal benefit of the last unit consumed equals the marginal cost of that unit.

均衡点最有效率，因为最后一个单位际效益等于这个单位际成本。

And one reason these industries have low marginal costs is because they can take advantage of economies of scale.

这些行业际成本低原因之一是们可以利用规模济。

And one of the reasons this model works is because these industries all tend to have low marginal costs.

这种模式有效原​​因之一是这些行业际成本往往较低。

(5) The remunerations of the factors entering into marginal cost will not all change in the same proportion.

(5) 进入际成本要素报酬不会都按相同比例变化。

As long as the standby passenger pays more than the marginal cost, selling the ticket is profitable.

只要备用乘客支付超过际成本，出售机票是有利可图。

For the short-period supply price is the sum of the marginal factor cost and the marginal user cost.

对于短期供应价格是际要素成本和际用户成本之和。

So the marginal cost - the cost of letting in one more person to the buffet - is pretty low.

因此，际成本——让多一个人吃自助餐成本——相当低。