refer to the above data. at 3 units of output, total variable cost is ____ and total cost is
____
a.$20; $70.
b.$60; $210.
c.$20; $210.
d.$60; $350.
5) if a pure monopolist is operating in a range of output where demand is elastic:
a.it cannot possibly be maximizing profits.
b.marginal revenue will be positive but declining.
c.marginal revenue will be positive and rising.
d.total revenue will be declining.
6) The primary purpose of the legal reserve requirement is to:
A.prevent banks from hoarding too much vault cash.
B.provide a means by which the monetary authorities can influence the lending ability
of commercial banks.
C.prevent commercial banks from earning excess profits.
D.provide a dependable source of interest income for commercial banks.
7) health care costs have greatly increased in recent years in the united states. this fact
alone does not establish an overallocation of resources to health care because:
a.the benefits of health care have also greatly increased in recent years.
b.rising medical care prices have inflated health care costs.
c.the marginal cost of health care exceeds the average total cost of health care.
d.negative externalities sometime result from additional health care spending.
8) A tax that takes a larger proportion of income from low-income groups than from
high-income groups is a:
A.stabilizing tax.
B.regressive tax.
C.progressive tax.
D.proportional tax.