Suppose the Fed increases the money supply. Which of the following is true?
A) At the original interest rate, the quantity of money demanded is equal to the quantity
of money supplied.
B) At the original interest rate, the quantity of money demanded is less than the quantity
of money supplied.
C) At the original interest rate, the quantity of money demanded is greater than the
quantity of money supplied.
D) The interest rate must rise for the money market to clear.
Vaccinating people against a communicable disease such as influenza not only reduces
the chances that the person vaccinated will catch the disease but also reduces the
probability that an epidemic of the disease will occur. Which of the following
statements is true?
A) Reducing the chances that the person vaccinated will catch the disease is a private
cost while reducing the probability of an influenza epidemic is a social benefit.
B) Vaccinating people against communicable diseases yields private benefits in excess
of social benefits.
C) Reducing the chances that the person vaccinated will catch the disease is a private
benefit while reducing the probability of an influenza epidemic is a social benefit.
D) The benefits of the influenza vaccination outweigh the costs.