Suppose that for each firm in the competitive market for potatoes, long-run average cost is minimized at $0.20 per pound when 500 pounds are grown. The demand for potatoes is Q = 10,000/p. If the long-run supply curve is horizontal, then how many firms will this industry sustain in the long run?
A) 0
B) 100
C) 50,000
D) There is not enough information to answer.
B
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Which of the following statements identifies a difference between optimization in levels and optimization in differences?
A) Optimization in levels compares only the costs of different alternatives, whereas optimization in differences compares only the benefits of different alternatives. B) Optimization in levels compares only the benefits from different alternatives, whereas optimization in differences compares only the costs of different alternatives. C) Optimization in levels calculates the net benefits of different alternatives, whereas optimization in differences calculates the change in net benefits when switching from one alternative to another. D) Optimization in levels calculates the change in net benefits when switching from one alternative to another, whereas optimization in differences calculates the net benefits of different alternatives.
The advice to "keep searching, there are plenty of jobs around here for which you are qualified," would be most appropriate for which of the following types of unemployment?
A) structural unemployment B) cyclical unemployment C) seasonal unemployment D) frictional unemployment
Which of the following is the most likely response to an increase in the U.S. real interest rate?
a. a London bank purchases a U.S. bond instead of a Japanese bond it had considered purchasing b. U.S. firms decide to buy more capital goods c. a U.S. citizen decides to put less money in his savings account than he had planned. d. All of the above are consistent.
Homer's Donut Shoppe has the production function q = 10L +20L2 - 5L3. The average product of labor is
A) AP = 10 + 20L - 5L2 B) AP = 10 + 40L - 15L2 C) AP = 10L D) AP = 10 + 20L