Sonnenschein-Mantel-Debreu Theorem: Aggregate Demand Limits
Sonnenschein-Mantel-Debreu theorem analysis shows why rational individual demand does not guarantee stable, unique, or well-behaved aggregate demand.
Aggregate Demand
AD-AS Model Economics: Master Macro Framework
The AD-AS model economics framework unites aggregate demand and supply into a single diagram, explaining recessions, inflation, and stagflation through...
The Keynesian Cross: The Birth of Fiscal Multiplier Analysis (And Why It Still Shapes Policy)
The Keynesian cross shows how government spending multiplies into larger output increases through the marginal propensity to consume, shaping fiscal...