Unit 4.4.1 - Definition of money supply and monetary policy"If you owe your bank a hundred pounds, you have a problem. But if you owe a million, it has.”- John Maynard Keynes (1883-1946), English economist and the "father of macroeconomics"Money is any commodity that is extensively used and accepted as a medium of exchange (or means of payment) for the purchase of goods and services. The money supply refers to the...