8) The kinked-demand curve model helps to explain price rigidity because:
A.there is a gap in the marginal revenue curve within which changes in marginal cost
will not affect output or price.
B.demand is inelastic above and elastic below the going price.
C.the model assumes firms are engaging in some form of collusion.
D.the associated marginal revenue curve is perfectly elastic at the going price.
9) Which of the following statements is most accurate about welfare utilization by
immigrant and nonimmigrant households (households with minor children) in 2009?
A.Over half of immigrant households received some form of welfare, while less than
half of nonimmigrant households received assistance.
B.Over half of nonimmigrant households received some form of welfare, while less
than half of immigrant households received assistance.
C.Households headed by an illegal immigrant were less likely (as a percentage of
households) to receive some form of welfare than legal immigrant and nonimmigrant
households.
D.Immigrant and nonimmigrant households have similar rates of welfare utilization.
10) The difficulties in managing government in a market economy include the
following, except:
A.The need for complex bureaucracy of various levels
B.The need for detailed paperwork and inflexibility
C.The close resemblance of government to the “invisible hand”
D.The lack of accountability in government
11)
Refer to the figure. Assuming this market is representative of the economy as a whole,
this economy:
A.is highly susceptible to inflation.
B.faces fluctuating output levels whenever there is a demand shock.
C.is capable of always producing at its optimal capacity.