B.technological change is inversely related to scientific discovery.
C.R&D expenditures rise continuously as a percentage of firms’ sales as industry
concentration rises.
D.R&D expenditures first rise as a percentage of firms’ sales as industry concentration
increases, but then fall as higher industry concentration occurs.
5) cost-push inflation may be caused by:
a.a decline in per unit production costs.
b.a decrease in wage rates.
c.a negative supply shock.
d.an increase in resource availability.
6) an increase in money income shifts the consumer’s:
a.budget line to the right.
b.budget line to the left.
c.indifference curves to the left.
d.indifference curves to the right.
7) Mainstream economists contend that, as stabilization tools:
A.discretionary fiscal policy is effective, but discretionary monetary policy is not.
B.discretionary monetary policy is effective, but discretionary fiscal policy is not.
C.both discretionary fiscal policy and monetary policy can be effective if appropriately
used.
D.discretionary fiscal policy and discretionary monetary policy cause more instability
than they cure.
8) As it applies to insurance, the adverse selection problem is the tendency for:
A.those most likely to collect on insurance to buy it.
B.those who buy insurance to take less precaution in avoiding the insured risk.
C.sellers to price discriminate.
D.sellers to restrict output and charge high prices.