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Chapter Twenty Five The Government and Fiscal Policy
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Government in the Economy 4 Fiscal Authority: Congress and the President and state and local officials 4 Responsibilities: –Set purchasing levels (G) –Set taxes (T) 4 We’ll assume that G and T are set at constant levels.
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Disposable Income 4 Net Taxes: taxes minus transfers 4 Disposable income: income minus taxes Y d = Y - T
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Aggregate Expenditures - with Government - AE = C + I + G Y d = Y - T Y d = C + S Y - T = C + S Y = C + S + T
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The Model Economy 4 C = 500 + 0.75*(Income - Taxes) = 500 + 0.75*Y d 4 I = 50 4 G = 100 and T = 60.
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Equilibrium 4 C + I + G = AE – 500 + 0.75*Income d + 50 + 100 = AE – 650 + 0.75*Income d = AE 4 AE = Income –650 + 0.75*Income d = Income –650 + 0.75*(Income - 60) = Income –605= (1 - 0.75)*Income –2420 = Income
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Equilibrium 4 Income = 2420 – C = 500 + 0.75*(2420 - 60) = 2270 – S = 2420 - Taxes - C = 90 4 C + I + G = 2270 + 50 + 150 = 2420 = Y 4 S + Taxes = 150 = 100 + 50 = G + I
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Equilibrium 4 Income = 2420 – C = 500 + 0.75*(2420 - 60) = 2270 – S = 2420 - Taxes - C = 90 4 C + I + G = 2270 + 50 + 150 = 2420 = Y 4 S + Taxes = 150 = 100 + 50 = G + I Note that S + T = G + I
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Consumption=500+.75Y d Aggregate Planned Expenditures Income Savings + Taxes 500 550 Investment=$50 C C+I C+I+G Government=100 650 45 o
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Income 500 C C+I+G = AE 650 Y=2240 GDP Aggregate Planned Expenditures 45 o
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Income 500 550 C C+I C+I+G 650 Consumption Savings + Taxes 2240 Aggregate Planned Expenditures 45 o
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Income 500 550 C C+I C+I+G 650 Consumption G + I 2240 Aggregate Planned Expenditures 45 o
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AE = C + I + G Income (Y)2950 C = 500 + 0.8*Y G=50, T=0 I=40 Expenditures 45 o
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C + I + G 1 Income (Y)2950 C = 500 + 0.8*Y G=60, T=0 I=40 Expenditures Suppose G increases by 10, taxes increase by 0. 3000 C + I + G 2 Y increases by 50 45 o
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The Government Spending Multiplier G = 10 and Y = 50 4 Multiplier = 50/10 = 5 4 Multiplier = 1/(1-MPC) = 5
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AE 2 = C + I + G Income (Y)2950 C = 500 + 0.8*Y G=50, T=10 I=40 Expenditures Suppose T increases by 10 2910 AE 1 = C + I + G Y decreases by 40
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The Tax Multiplier T = 10 and Y = -40 4 Multiplier = -40/10 = -4 4 Multiplier = MPC/(1-MPC) = -4
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AE 2 = C + I + G Income (Y)2950 C = 500 + 0.8*Y G=60, T=10 I=40 Expenditures Suppose G increases by 10, T increases by 10 2960 AE 1 = C + I + G increases Y increases by 10 45 o
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Balanced Budget Multiplier G = 10 and Y = 10 1 4 Multiplier = 10/10 = 1
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Multipliers == 1 1-MPC 1 1 Government spending multiplier Government spending multiplier Investment spending multiplier Investment spending multiplier Consumption spending multiplier Consumption spending multiplier ==
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Multipliers 1 > MPC 1-MPC > 1 Government spending multiplier Government spending multiplier Tax decrease multiplier Tax decrease multiplier Balanced budget multiplier Balanced budget multiplier >>
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The Federal Budget, Deficit, and Debt 4 Deficit 4 Deficit = G - Taxes –cyclical deficit –cyclical deficit: part of deficit which is due to the business cycle –structural deficit –structural deficit: part of deficit which exists even at full employment
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Receipts and Outlays Federal Receipts and Outlays, 1939-1994 (Billions of Current Dollars) 0 200 400 600 800 1000 1200 1400 1600 19391947195519631971197919871994 Years Billions of Dollars Source: "Economic Report of the President, 1995", Table B-74, p. 435. Receipts Outlays
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Federal Deficit Federal Surplus or Deficit, 1939-1994 (Billions of Current Dollars) -300 -250 -200 -150 -100 -50 0 50 19391943194719511955195919631967197119751979198319871991 Years Billions of Dollars Source: "Economic Report of the President, 1995", Table B-74, p. 435. 1994
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Measuring the Deficit 4 Deficit = Expenditures - Taxes 4 As a percentage of GDP
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Deficit as a Percentage of GDP
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National Debt national debt The national debt refers to the total accumulation of past deficits.
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The Economy’s Influence on the Deficit 4 Fiscal drag 4 Tax revenues that depend on the economy 4 Expenditures that depend on the economy 4 Automatic stabilizers
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Government Deficits and Debt as a Percentage of nominal GDP, 1997, for selected countries
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Review Terms & Concepts 4 Automatic stabilizers 4 Balanced budget multiplier 4 Budget deficit 4 Cyclical deficit 4 Discretionary fiscal policy 4 Disposable (after-tax) income 4 Federal budget 4 Federal debt 4 Federal deficit 4 Fiscal drag 4 Fiscal policy 4 Full-employment budget 4 Government spending multiplier
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Review Terms & Concepts (cont.) 4 Monetary policy 4 Net exports 4 Net taxes 4 Privately held federal debt 4 Structural deficit 4 Tax multiplier
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