1) The law of increasing opportunity costs:
A.applies to land-intensive commodities, but not to labor-intensive or capital-intensive
commodities.
B.results in straight-line production possibilities curves rather than curves that are
bowed outward from the origin.
C.refutes the principle of comparative advantage.
D.may limit the extent to which a nation specializes in producing a particular product.
2) Which of the following is incorrect?
A.As the U.S. price level rises, U.S. goods become relatively more expensive so that
U.S. exports fall and U.S. imports rise.
B.As the price level falls, the demand for money declines, the interest rate declines, and
interest-rate sensitive spending increases.
C.When the price level increases, real balances increase, businesses and households
find themselves wealthier and therefore increase their spending.
D.Given aggregate demand, an increase in aggregate supply increases real output and,
assuming downward flexible prices, reduces the price level.
3) Under an agency shop agreement, firms can hire:
A.only union workers.
B.nonunion workers, but these workers must join the union within a specified period,
say, 30 days.
C.nonunion workers, but these workers must join the union within a specified period,
pay union dues, or donate an equivalent amount to charity.
D.only nonunion workers.
4) In the United States:
A.whites have higher unionization rates than African-Americans.
B.men have higher unionization rates than women.
C.managers have higher unionization rates than transportation workers.
D.workers in mining have higher unionization rates than workers in government.