12) A single commercial bank must meet a 25 percent reserve requirement. If the bank
has no excess reserves initially and $5,000 of cash is deposited in the bank, it can
increase its loans by a maximum of:
A.$1,250.
B.$120,000.
C.$5,000.
D.$3,750.
13) an explicit cost is:
a.omitted when accounting profits are calculated.
b.a money payment made for resources not owned by the firm itself.
c.an implicit cost to the resource owner who receives that payment.
d.always in excess of a resource’s opportunity cost.
14) the main characteristics of a public good are:
a.nonrivalry and nonexcludability.
b.nonexcludability and rising costs of production.
c.nonrivalry and large external costs.
d.production at constant cost and rising demand.
15) if price (p) and quantity (q) are directly related, this means that:
a.a change in q will alter p, but a change in p will not alter q.
b.if p increases, q will decrease.
c.if p increases, q will also increase.
d.an increase in p will cause q to change, but the direction in which q changes cannot be
predicted.
16) Depletion of fish stocks through overfishing is a good example of the:
A.public good problem.