题目详情
单选题 For an economy, expenditure is equal to income because
A. by law firms must pay out all their revenue as income to someone
B. for every sale there is a buyer and a seller
C. prices of individual goods and services change, but the average price level stays the same
D. None of the above is correct; expenditure is not always equal to income for an economy

学科:经济学导论
时间:2024-01-12 01:52:06
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