John Maynard Keynes

John Maynard Keynes (1883-1946) was a British economist whose ideas fundamentally changed the theory and practice of macroeconomics and the economic policies of governments. He is considered one of the founders of modern macroeconomics and the mos influential economist of the 20th century. Keynes's work laid the foundation for Keynesian economics, which advocates for government intervention in the economy to stabilize output and employment. His theories had a significant impact on economic policymaking during the Great Depression and continue to influence economic thought today.