Irving Fisher also drew on the curve, a production possibility frontier for society, which he made downward-curved.
欧文·费雪还画了一条曲线，一条社会的生产可能性边界，他让它向下弯曲。
Irving Fisher also drew on the curve a production possibility frontier for society, which he made downward-curved.
欧文·费雪还画了一条曲线，代表了社会的生产可能性边界P PF，这是一条向下的曲线。
But if we have credit markets, then people can individually choose to be off the production possibility frontier and at a higher level of consumption than otherwise would.
但如果存在信贷市场，那么个人可以选择超越，PPF曲线的范围，达到比没有信贷市场时更高的消费水平。
If there were no credit markets, everyone would have to be on the production possibility frontier; there would be no other choice.
如果没有信贷市场,每个人的收入水平都会落在PPF曲线上,别无选择
In some cases it may be possible to have more of everything by making different choices; for instance, when an economy is within its production possibility frontier.
在很多情况下，通过不同的选择会获取更多的利益。例如，经济在生产可能性边界内。
In some cases it may be possible to have more of everything by making different choices; for instance, when an economy is within its production possibility frontier.
在很多情况下，通过不同的选择会获取更多的利益。例如，经济在生产可能性边界内。
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