According to the quantity theory of money, the growth rate of which of the following is zero?

If the Federal Reserve conducts an open market purchase, the

A) interest rate will not change. B) interest rate will increase. C) money supply is decreased. D) interest rate will decrease.

Deadweight costs in an exchange are costs

A) charged for free goods. B) imposed by government, such as taxes or safety requirements. C) that have no effect on either the quantity demanded or the quantity supplied. D) that have nothing to do with the sacrifice of valuable opportunities. E) to the buyer that are not simultaneously benefits to the seller.