Refer to the table above. If the market is perfectly competitive, the equilibrium quantity of calculators is:
A) 3 units.
B) 5 units.
C) 6 units.
D) 8 units.
B
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A major difference between the Federal Reserve System and foreign central banks is that the
a. Fed is considered part of our government while central banks in other countries are not part of the government b. Fed is completely independent of government influence while central banks in other countries are under government influence c. Fed deals with less money than its foreign counterparts d. U.S. does not have a single central bank like its foreign counterparts e. purpose of the Fed is to make a profit while other countries' central banks exist to serve the public
A public good is:
A. rival in consumption and excludable. B. not rival in consumption and not excludable. C. not rival in consumption, but excludable. D. rival in consumption, but not excludable.
Refer to the information provided in Figure 15.4 below to answer the question(s) that follow. 
Figure 15.4 Refer to Figure 15.4. Assume The Hand Made Shirt Shop has fixed costs of $75 and is a monopolistically competitive firm. If this firm is attempting to maximize profits, the firm's profit is
A. -$175. B. -$100. C. -$75. D. $0.
Related to the Economics in Practice on p. 455: The Consumer Price Index in the United States was 207.3 in 2007, 215.3 in 2008 and 214.5 in 2009. If a retiree's pension is tied to the CPI, her monthly pension check would have ________ from 2007 to 2008, and ________ from 2008 to 2009.
A. increased; decreased B. decreased; increased C. decreased; decreased D. increased; increased