Suppose that if there are n users of a network, the value of the membership is proportional to n(n ? 1). If the value of a network to a single user is $1 for each other user on the network, then a network of size 100 has a value of:

___ GDP is used to track the economy since it ___ correct for the impact of inflation (rising prices).

A. Nominal, does B. Nominal, does not C. Real, does D. Real, does not

When the Fed increases the quantity of money, the

A) demand for money curve shifts rightward. B) equilibrium nominal interest rate falls. C) equilibrium nominal interest rate rises. D) supply of money curve shifts leftward. E) demand for money curve shifts leftward.