On any given day, a salesman can earn $0 with a 40% probability, $100 with a 40% probability, or $300 with a 20% probability. His expected earnings equal
A) $0.
B) $100 because that is the most likely outcome.
C) $100 because that is what he will earn on average.
D) $200 because that is what he will earn on average.
C
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Refer to Figure 4-5. Suppose that instead of a price ceiling, the government imposed a price floor of R1. What is the area representing producer surplus after the imposition of the price floor?
A) B + C + D + E + F B) A C) B + D + F D) C + E
Which of the following would cause an increase in the demand for U.S. dollars?
a. an interest rate cut in the United States b. an interest rate cut in Europe c. an interest rate increase in Europe d. a recession in Europe
At which point is the real wealth lowest?
a. A
b. B
c. C
d. Y
An economy in which output has decreased and prices have decreased would suggest a:
A. decrease in short-run aggregate supply. B. increase in aggregate demand. C. increase in short-run aggregate supply. D. decrease in aggregate demand.