The above figure shows the marginal social benefit and marginal social cost curves of doughnuts in the nation of Kaffenia. Which of the following would lead the quantity of doughnuts in Kaffenia to differ from the efficient quantity?
A) The existence of many producers and sellers of doughnuts.
B) The existence of just one producer and seller of doughnuts.
C) Damage to the environment from the disposal of oil used to cook the doughnuts.
D) Both answers B and C are correct.
D
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If the exchange rate changes from 1.00 euro per dollar to 1.10 euros per dollar, the euro has
A) depreciated against the euro. B) appreciated against the euro. C) fallen inversely in value. D) appreciated against the dollar. E) depreciated against the dollar.
Which of the following is not an option for a perfectly competitive firm in the short run?
A) Increase its level of production. B) Decrease its level of production. C) Shut down. D) Exit the market altogether.
When you have diminishing marginal returns to labor
A) variable costs remain constant as more output is produced. B) variable costs fall as more output is produced. C) variable costs rise as more output is produced. D) fixed costs rise as more output is produced because you have to buy more equipment to compensate.
Suppose the required reserve ratio is 0.1 and Linda deposits $4,000 in cash at the College State Bank. If the bank held no excess reserves before Linda's deposit and now increases its reserves by $500, which of the following is true? a. The bank must have lent out an additional $4,000. b. $500 is the value of the bank's required reserves
c. The bank now has excess reserves of $100. d. Both the bank's assets and its liabilities rise by $500. e. The bank now has $500 in excess reserves.