The money supply is the overall amount of money available within a specific economy at a specific time.
There are different ways to measure the money supply, including physical cash, demand deposits (checking accounts), savings accounts, and other time deposits.
Final answer :
The components of the money supply are:
Currency in circulation (cash) :
Currency in circulation (cash) is the physical money, such as banknotes and coins, that is circulating in an economy, plus demand deposits held in commercial banks.
Checkable deposits (demand deposits) :
Checkable deposits (demand deposits) are the money that people or businesses have at a bank that can be withdrawn at any time.