Mutiple Choice:
1-3. A competitive firm hires labor until the marginal product of labor equals the: A. real wage. B. rental price of capital. C. price of output. D. capital/labor ratio
2-3. According to the model developed in Chapter 3, when government spending increases but taxes are not raised, interest rates: A. increase. B. are unchanged. C. decrease. D. can vary.
3-3. . In a closed economy with a fixed total income, a reduction in taxes will cause consumption: A. to rise and investment to fall. B. and investment both to rise. C. to fall and investment to rise. D. and investment both to fall.
3-4. When saving (the supply of loanable funds) increases as the interest rate increases, an increase in investment demand results in a ______ interest rate and ______ in the quantity of investment. A. higher; no change B. higher; an increase C. lower; no change D. lower; an increase 33.
3-5. Which of the following will not be caused by an increase in government spending? A. an increase in interest rate B. a decrease in consumption C. a decrease in investment D. an increase in government debt
1 – 3 )
Answer: (A)
Producer tends to higher labor until the marginal productivity of labor becomes equal to wage rate. It will not be profitable higher beyond this point ,
2-3)
Answer: (A)
Increase in government spending financed through the market will increase demand for fund in market which would drive up interest rate in market.
3-3)
Answer: ( B)
Reduction in taxes increase disposable income of consumer, so consumption rises. Rise in consumption incentive more investment.
3- 4)
Answer: (B )
Rise in demand for investment puts upward pressure on interest rate and investment rises.
3 -5)
Answer: ( B)
Government spending raises aggregate consumption in economy.
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