Suppose that for the past two months, you have studied economics one hour a day. You now decide to study economics two hours a day. For the past two months
A) your marginal cost of studying economics for an hour must have exceeded its marginal benefit.
B) the marginal cost of studying economics must have fallen.
C) your marginal benefit from studying economics an hour must have been greater than its marginal cost.
D) the opportunity cost of studying economics must have risen.
Question 2
According to purchasing power parity, the foreign exchange market will
A) undervalue the dollar if inflation in the United States is greater than it is elsewhere.
B) no longer demand dollars if the inflation rate in the United States exceeds that of other nations.
C) adjust the value of the exchange rate to reflect differing inflation rates between nations.
D) result in a flow of dollars out of the United States whenever its rate of inflation is below that of other nations.
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economics