Which of the following is a barrier to entry?
A. Close substitutes
B. Infrastructure costs
C. Diminishing marginal returns
D. Buyers' incomes
Answer: B
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Assume that the graphs show a competitive market for the product stated in the question below.
Select the graph above that best shows the change in the market following a reduction in the tax placed on the suppliers in the market.
A. graph (1) B. graph (2) C. graph (3) D. graph (4)
Which of the following contributed to the weak recovery from the 2008-2009 recession?
a. The restrictive monetary policy followed by the Fed. b. Government spending was increased by only a small amount. c. The temporary nature of the tax rebates and spending increases created uncertainty and exerted only a weak impact on aggregate demand. d. The budget deficits were too small to exert much impact on aggregate demand, output, and employment.
Which of the following is true at the point where diminishing returns set in?
A. Both marginal product and marginal cost are at a maximum. B. Both marginal product and marginal cost are at a minimum. C. Marginal product is at a maximum and marginal cost at a minimum. D. Marginal product is at a minimum and marginal cost at a maximum.
Refer to the diagram that applies to a private closed economy. If aggregate expenditures are C + I g2 , the amount of saving at income level J is:
A. LK.
B. KN.
C. KD.
D. JD.