Excess reserves plus total reserves equal required reserves. O True FalseFiat money is money that has a value apart from its use as money. O True O FalseThe reserve-requirement ratio is the interest rate the Federal Reserve System charges banks for loans. O True O FalseBanks play two primary roles in the economy: They take in deposits and lend them to borrowers, and they facilitate purchases of goods and services by allowing people to write checks against their deposits. O True FalseThe money supply is the total amount of checkable deposits in the economy. O True False