At the beginning of the section “A Balancing Act,” the author says, “Many factors affect prices, but supply and demand top the list.” Give some examples to show how supply and demand affect prices.

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2022-06-04

At the beginning of the section “A Balancing Act,” the author says, “Many factors affect prices, but supply and demand top the list.” Give some examples to show how supply and demand affect prices.

答案：

In our everyday life, for example, vegetable prices go up in winter when the supply goes down, but they go down in summer because the supply goes up then. Another example is meat. When supply goes up, the price goes down. Otherwise, if the supply goes down, the price goes up.

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内容

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Economists are interested in all the factors that can help to__________ the extent to which a price change will affect supply and demand in the market. A: resort B: lift C: predict D: settle
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