As people desire to hold less money as an asset: multiple choice the money demand curve will decrease, causing a surplus of money, which makes interest rates in the money market fall. the money demand curve will increase, causing a shortage of money, which makes interest rates in the money market rise. the money supply curve will decrease, causing a shortage of money, which makes interest rates in the money market rise. the money supply curve will increase, causing a surplus of money, which makes interest rates in the money market fall