The value (or number of units) of the banknotes and coins in circulation within an economy. Money in physical form such as banknotes and coins. More in circulation is included in the M1 monetary aggregate and comprises only the banknotes and coins in circulation outside the Monetary Financial Institutions (MFI), as stated in the consolidated balance A piece of paper or substrate of 800 mm by 700 mm, on which banknotes are printed. The “sheet to sheet” printing technique is the most widely used in printing of banknotes, but the roller printing technique also exists. More of the MFIs, which means that the cash issued and held by the MFIs has been subtracted (“cash reserves”). Cash in circulation does not include the balance of the central bank’s own banknotes (as they have not been issued).