超星 - Ch33 Unit1 测验题1

单选题

Most economists use the aggregate demand and aggregate supply model primarily to analyze ()

A. short-run econimc fluctuations in the economy.
B. the effects of macroeconomic policy on the prices of individual goods.
C. the long-run effects of international trade policies.
D. productivity and economic growth.

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单选题

Which of the following typically rises during a recession? ()

A. consumption
B. unemployment
C. corporate profits
D. automobile sales

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单选题

The variables on the vertical and horizontal axes of the aggregate demand and supply graph are ()

A. the price level and real output.
B. real output and employment.
C. employment and the inflation rate.
D. the value of money and the price level.

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单选题

The aggregate quantity of goods and services demanded decreases as the price level rises because ()

A. real wealth falls, interest rates rise, and the dollar appreciates.
B. real wealth falls, interest rates rise, and the dollar depreciates.
C. real wealth rises, interest rates fall, and the dollar appreciates.
D. real wealth rises, interest rates fall, and the dollar depreciates.

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