Which of the following statements about real and nominal interest rates is correct?
a. Real interest rates can be either positive or negative, but nominal interest rates must be positive.
b. Real interest rates and nominal interest rates must be positive.
c. Real interest rates must be positive, but nominal interest rates can be either positive or negative.
d. Real interest rates and nominal interest rates can be either positive or negative.
a
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Suppose that an industry has a Herfindahl-Hirschman index of 2,000 . Two firms have proposed a merger. Firm A has a current market share of 9 percent. Firm B has a market share of 5 percent
Will the Justice Department challenge the merger? Explain.
Economic profit is equal to total revenue minus explicit costs.
a. true b. false
A change in the price of a good causes
A) an increase in supply. B) a decrease in supply. C) an increase in demand and a decrease in supply. D) a change in quantity supplied.
Refer to the diagram. The combination of computers and bicycles shown by point G is:
A. attainable but too costly.
B. unattainable given currently available resources and technology.
C. attainable but involves unemployment.
D. irrelevant because it is inconsistent with consumer preferences.