Summary
This chapter explains the money supply process by emphasizing the roles of the three key players: the Federal Reserve, banks, and depositors. It details how the Fed uses open market operations and discount lending to control its balance sheet components, which include reserves and currency in circulation. The process of multiple deposit creation, illustrated using T-accounts, shows how an initial injection of reserves can lead to a multiplied increase in the money supply – a process quantified by the money multiplier. However, factors such as excess reserves, changes in the currency ratio, and deviations from ideal borrower and bank behavior can limit this expansion. Overall, a clear understanding of these mechanisms is essential for analyzing the effects of monetary policy on economic activity.