An advertising race among oligopolists may be rational if it

When the Fed increases the money supply, it leads to lower interest rates

Indicate whether the statement is true or false

If a country sets a pegged exchange rate that is above the equilibrium exchange rate, how can the country maintain the peg?

A) by purchasing surplus domestic currency at the pegged rate B) by purchasing surplus domestic currency at the equilibrium exchange rate C) by selling surplus domestic currency at the pegged rate D) by increasing the pegged exchange rate