3.6

Changes in the AD-AS Model in the Short Run

AP Macroeconomics

Demand Shocks (AD Shifts)

Positive Demand Shock: AD Shifts Right

50100150200250300350400406080100120140160Real GDPPrice LevelE₁E₂AD₁AD₂SRASLRAS

AD↑: Price level rises, GDP rises, unemployment falls — demand-pull inflation

Negative Demand Shock: AD Shifts Left

Supply Shocks (SRAS Shifts)

Positive Supply Shock: SRAS Shifts Right

Negative Supply Shock: SRAS Shifts Left

50100150200250300350406080100120140160Real GDPPrice LevelE₁E₂ StagflationADSRAS₁SRAS₂LRAS

SRAS↓: Price level rises AND GDP falls — stagflation (the worst outcome)

Summary Table

Policy Dilemma: Stagflation

AD Shifts vs. SRAS Shifts: Key Difference

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