Neblux Knowledge Graph

John Maynard Keynes

John Maynard Keynes (1883–1946) is a British economist whose General Theory of Employment, Interest and Money revolutionized macroeconomics by arguing that government fiscal policy must actively manage aggregate demand to prevent prolonged unemployment.

Why it matters

Keynesian economics transformed how governments respond to recessions, underpinning the New Deal and post-war economic policy across the Western world, and his framework remains one of the most influential and debated in the history of economic thought.

Related concepts

• Supply and DemandconceptualKeynes shifted economics' focus from supply-side to aggregate demand, showing demand deficiency can cause persistent unemployment equilibrium
• Economic DevelopmentappliedKeynesian demand management and public investment theory shaped post-war development economics and international institutions (IMF, World Bank)
• Decision TheoryconceptualKeynes emphasized radical uncertainty (vs. calculable risk) in economic decisions, challenging rational expectations and influencing decision theory
• Probability TheoryhistoricalKeynes's Treatise on Probability developed a logical interpretation of probability as degree of rational belief, influencing Bayesian epistemology
• Social SciencelogicalJohn Maynard Keynes provides conceptual grounding that helps explain Social Science in this knowledge graph.