Monetarism

Monetarism is the doctrine according to which changes in the money supply are the primary cause of economic fluctuations, implying that a stable money supply would lead to a stable economy.

Definition

According to Macroeconomics by Mankiw (7th edition),

Monetarism. The doctrine according to which changes in the money supply are the primary cause of economic fluctuations, implying that a stable money supply would lead to a stable economy.