In Macroland, currency held by the public is 2,000 econs, bank reserves are 300 econs, and the required reserve/deposit ratio is 10 percent. If the Central Bank raises the required reserve/deposit ratio making the new desired ratio equal to 15 percent, then the money supply in Macroland will ________ to ________ econs, assuming that the public does not wish to change the amount of currency it holds.
A. decrease; 5,000
B. increase; 4,000
C. decrease; 4,000
D. increase; 5,000
Answer: C
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A market in which many firms sell identical products is
A) a monopoly. B) an oligopoly. C) only perfectly competition. D) only monopolistic competition. E) both perfect competition and monopolistic competition.
In reality, prices of non-renewable resources have not increased continually according to the model developed in Section 16.3 because of
A) abundance of the resource. B) technological progress changing marginal cost. C) changing market power of producers. D) All of the above.
Does a subsidy to buyers affect the supply curve?
A. Yes, it shifts supply up by the amount of the subsidy. B. Yes, it shifts supply to the right by the amount of the subsidy. C. No, the quantity supplied will increase, but the supply curve does not move. D. No, the quantity supplied will decrease, but the supply curve does not move.
A monopolist earning short-run economic profit determines that at its present level of output, marginal revenue is $23 and marginal cost is $30 . Which of the following should the firm do to increase profit?
a. Raise price and lower output. b. Lower price and lower output. c. Raise price and raise output. d. Lower price and raise output. e. Lower output but leave price unchanged.