Other things equal, a person with a cosmetician’s certificate from a vocational school
will earn $4,000 more per year than a person without one, starting the year the
certificate is received. But after 6 years, the difference in income will disappear because
styles have changed. If the interest rate is 5 percent (0.05) per year, what is the present
value of having just received a certificate? (Assume that each year’s income is received
at the end of the year.)
Under a managed float, a country’s central bank
a. buys or sells its currency in order to keep its money supply stable
b. buys or sells its currency in order to maintain a stable exchange rate
c. may sell its currency in order to prevent a depreciation
d. may buy a foreign currency in order to prevent its appreciation
e. prints money and uses it to buy foreign currency
Microeconomics involves the analysis of smaller, less developed economies while