7) Economic growth is a result of:
A.A reduction in the unemployment rate
B.An increase in the opportunity costs of production
C.A decrease in the demand for resources
D.An increase in the supply of resources
8) Economic profit might result from:
A.easy entry into industries.
B.dynamic change and uncertainty.
C.X-inefficiency.
D.a decline in entrepreneurship.
9)
Refer to the diagrams. Assume that only wheat can be grown on the three grades of land
shown in Figures (a), (b), and (c). Also assume that identical amounts of labor, capital,
and other needed inputs are used in farming each grade of land. On the basis of these
three figures, we can say that:
A.the land shown in both Figures (a) and (b) is a “free good.”
B.the land shown in Figure (a) only is a “free good.”
C.the land shown in all three figures is a “free good.”
D.land is not a “free good” in any of the three figures.
10) Critics of the regulation of natural monopolies contend that:
A.regulation increases the incentive of firms to lower costs.
B.regulated firms may use creative accounting to reduce costs, prices, and profits.
C.when rates of return are based on the value of real capital, an uneconomic