An economic advance in the computer industry shifts the production possibilities frontier outward, increasing the number of cars and computers the economy can produce.
计算机工业的经济提高使生产可能性边界向外移动，使经济能够生产的汽车和计算机的数量增加。
As we discussed in Chapter 2, a production possibilities frontier shows the various mixes of output that an economy can produce.
我们在第二章已经探讨过，产能界限图展示了一个经济的生产能力的各种组合。
As we discussed in Chapter 2, a production possibilities frontier shows the various mixes of output that an economy can produce.
我们在第二章已经探讨过，产能界限图展示了一个经济的生产能力的各种组合。
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