Suppose the average level of all prices has doubled over the last ten years. We can come to a conclusion that______.

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问题 Suppose the average level of all prices has doubled over the last ten years. We can come to a conclusion that______.

选项 A、the price of money has dropped by 50 percent
B、the size of the money supply has doubled
C、the value of money has been reduced by one-half
D、the velocity of money has increased by 50 percent

答案C

解析 答案为C项。平均价格水平翻一番,说明货币贬值一半。故本题选C项。
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