To measure how productive workers in the economy are, the best measure to use would be
A. real GDP.
B. GDP divided by the population.
C. GDP divided by the nation’s capital stock.
D. GDP divided by hours worked.
Answer: D
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Hotelling's model has been used to describe differentiation in the political "market." Suppose that 100 voters are evenly distributed between the extreme left and the extreme right on the political spectrum, and that all voters vote, and they always vote for the candidate closest to them on this spectrum. The numbers on this spectrum represent the number of voters lying to the left of the number. So, at the midpoint, fifty voters lie to the left and fifty to the right. At the extreme right end, all 100 voters lie to the left. 
Suppose Candidate X is running against Candidate Y. If Candidate Z enters the race:
A. all of the voters who were going to vote for Y will now vote for Z. B. X will win because Y and Z will be competing for the same voters. C. approximately half of the voters who were going to vote for X will now vote for Z. D. most of the voters who were going to vote for Y will now vote for Z.
An increase in labor supply will cause, other things the same ________
A) real wages and employment to rise B) real wages to fall and employment to rise C) real wages to rise and employment to fall D) real wages and employment to fall
Suppose the aggregate demand for housing in the U.S. includes a substantial speculative component. What happens of the expectations of speculators change, and they believe housing prices will not increase in the future?
A) The aggregate demand curve shifts leftward, and the equilibrium market price declines. B) The aggregate demand curve shifts leftward, and the equilibrium market price increases. C) The speculative demand curve shifts leftward, but the aggregate demand curve is unchanged. D) There is no change in the current demand for housing because speculators' expectations are based on future events.
On which of the following types of unemployment do macroeconomic tools have the greatest effect?
a. Structural unemployment. b. Cyclical unemployment. c. All the above. d. None of the above e. Frictional unemployment