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20. Module Economic Policy and the Aggregate Demand-Aggregate Supply Model odel. KRUGMAN'S MACROECONOMICS for AP*. Margaret Ray and David Anderson. What you will learn in this Module :. How the AD-AS model is used to formulate macroeconomic policy The rationale for stabilization policy
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20 ModuleEconomic Policy and the Aggregate Demand-Aggregate Supply Modelodel • KRUGMAN'S • MACROECONOMICS for AP* Margaret Ray and David Anderson
What you will learnin thisModule: • How the AD-AS model is used to formulate macroeconomic policy • The rationale for stabilization policy • Why fiscal policy is an important tool for managing economic fluctuations • Which policies constitute expansionary fiscal policy and which constitute contractionary fiscal policy
Macroeconomic Policy • Self-correction? • Stabilization Policy
Policy in the Face of Demand Shocks • Negative Demand Shocks & Positive Demand Shocks • Why are they bad? • Should policymakers counteract?
Responding to Supply Shocks • Supply shock • Policy dilemma
Taxes, Government Purchases of Goods and Services, Transfers, and Borrowing
Taxes, Government Purchases of Goods and Services, Transfers, and Borrowing
The Government Budget and Total Spending • GDP = C + I + G + X - M • The effect of taxes and transfers • Effects on Investment
Expansionary and Contractionary Fiscal Policy • Expansionary Fiscal Policy • increase G • decrease T • increase transfers
Expansionary and Contractionary Fiscal Policy • Contractionary Fiscal Policy • decrease G • increase T • decrease transfers
A Cautionary Note: Lags in Fiscal Policy • Time lags • Recognition lag • Decision lag • Implementation lag • Lags make decision making more difficult