Which of the following is a principle concerning how people interact?
a. Markets are usually a good way to organize economic activity.
b. Rational people think at the margin.
c. People respond to incentives.
d. All of the above are correct.
a
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The market demand for MP3 player is p = 50 - 0.5Q, and the marginal cost for Nick to obtain and sell a MP3 player is $10. If he signed a fixed-fee rental contract with the store owner and pays $1000 as the rent,
A) Nick will sell 20 MP3 players. B) Nick will sell 40 MP3 players. C) Nick will sell 50 MP3 players. D) Nick will not sign the contract.
One reason stagflation is difficult to recover from is because:
A. less output requires less inputs to be hired. B. prices tend to adjust more quickly downward than upward. C. wages are sticky downward. D. input prices increase with output prices.