In Walnut Creek, California, there are three very popular supermarkets: Safeway, Whole Foods, and Lunardi's. While Safeway remains open twenty-four hours a day, Whole Foods and Lunardi's close at 9 pm. Which of the following statements is true?
A) Safeway is a monopoly all day because it produces a service that has no close substitutes.
B) Safeway has a monopoly at midnight but not during the day.
C) Safeway can ignore the pricing decisions of the other two supermarkets.
D) Safeway probably has a higher markup to compensate for its higher cost of production.
Answer: B
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Spencer and Brander's model highlights the existence of
A) aircraft industries. B) excess returns present in highly competitive markets. C) excess returns, or rents, available in non-competitive markets. D) the futility of government bureaucrats' attempts to build an airplane. E) natural advantages in foreign technology firms.
Suppose that in a month the price of movie rentals decreases from $3.25 to $3. At the same time, the quantity of movie rentals demanded increases from 100 to 120. The price elasticity of demand for movie rentals (calculated using the midpoint formula) is:
A. zero. B. inelastic. C. unit elastic. D. elastic.
Which of the following factors are highly related to the pace of economic? development?
What will be an ideal response?
Figure 10-6
In the short-run equilibrium depicted in , the economy's output is
a.
equal to potential GDP.
b.
less than potential GDP.
c.
greater than potential GDP.
d.
equal to the economy's full-employment output.