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

此时，最后一个披萨的边是巨大的。

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。

Notice in this example the marginal cost is increasing.

注意，在这个例子中，边一直在增加。

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

由于创建虚拟项目的边零，因此对开发人员来说是非常有利可图的。

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

事实证明，供曲线实上就是边曲线。

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

如果雇佣工人带来的边大于边，那么恭喜！

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

如果下一个披萨的边是9美元，那么你也应该生产它。

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

但如果下一个批萨的边是12美元，你就不应该生产它了。

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

下一千瓦时的边零。

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的（即边）进行投标。

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

最终，总有一座公园的边效会小于边，于是他们停止建造公园。

The marginal cost is relatively low.

边相对较低。

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

边...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，因最后一个单位的边效等于这个单位的边。

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

这些行业边低的原因之一是它们可以利用规模经济。

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

这种模式有效的原​​因之一是这些行业的边往往较低。

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

(5) 进入边的要素的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边，出售机票是有利可图的。

The short-period supply price, on the other hand, is equal to the marginal prime cost.

另一方面，短期供应价格等于边主要。

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边要素和边用户之和。