In a perfectly competitive industry, in the long-run equilibrium
A) the typical firm is producing at the output where its long-run average total cost is not minimized.
B) the typical firm is earning an accounting profit greater than its implicit costs.
C) the typical firm earns zero profit.
D) the typical firm is maximizing its revenue.
Answer: C
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Suppose an economy has a balanced federal budget, and a large increase in oil prices plunges the economy into a recession. Tax revenues will ________ and expenditures on transfer payments will ________, resulting in a budget ________
A) increase; increase; surplus B) fall; increase; deficit C) increase; fall; surplus D) fall; fall; deficit
The Lorenz curve is a geometric representation of
A) the profile of earnings for a "typical" family over time. B) the standard of living experienced by the poor in a country. C) the difference between pre-tax and post-tax income. D) the distribution of income.
One group of people uses New York City subways only during rush hour to travel to and from work. Another group uses them only in midday for leisure activity. If New York City wants to increase transit fares with the smallest possible reduction in revenue, for which group should it increase the fare?
a. The rush-hour group because its demand for subway service is more elastic than that of the midday group. b. The rush-hour group because its demand for subway service is less elastic than that of the midday group. c. The midday group because its demand for subway service is more elastic than that of the rush-hour group. d. The midday group because its demand for subway service is less elastic than that of the rush-hour group. e. It doesn't matter because both groups have the same elasticity of demand.
Which of the following statements is true?
A. Karl Marx coined the term "the invisible hand." B. Adam Smith wrote Das Kapital. C. Karl Marx believed the state would eventually wither away leaving a worker's paradise. D. Adam Smith believed that individuals unselfishly pursue the public good.