4.8 Automation and the Fall of the Labor Share -- 4.9 Heterogeneity: Ants and Grasshoppers -- 4.10 Ants and Grasshoppers in an AK Endogenous Growth Model -- 4.11 Review Questions -- 5 The Search and Matching Model -- 5.1 The Matching Function and Labor Market Tightness -- 5.2 Unemployment Dynamics -- 5.3 Optimal Firm's Behavior -- 5.4 Optimal Worker's Behavior -- 5.5 Wage Bargaining -- 5.6 Equilibrium and Dynamics -- 5.7 Search Intensity -- 5.8 Endogenous Job Destruction and Endogenous Unemployment Benefit -- 5.9 Heterogeneity -- 5.10 A Goods Market Search and Matching Model -- 5.11 Review Questions -- 6 Fiscal Policy and Government Intervention -- 6.1 The Government Budget Constraint in Two-Periods -- 6.2 The Government Budget Constraint in Multiple Periods -- 6.3 Ricardian Equivalence (Two Periods) -- 6.4 Ricardian Equivalence (Long Horizons) -- 6.5 Tax Systems and Welfare -- 6.6 A Two-Period Model With Multiple Taxes -- 6.7 Social Security -- 6.8 Social Security as Insurance -- 6.9 Unemployment Benefit -- 6.10 A Public Goods Game -- 6.11 Review Questions -- 7 New Keynesian Macro Dynamics -- 7.1 Household Behavior Under Monopolistic Competition -- 7.2 Firm Behavior Under Monopolistic Competition -- 7.3 Macro Equilibrium Without Nominal Rigidities -- 7.4 Price Stickiness -- 7.5 The New Keynesian Is and Phillips Curves -- 7.6 The Dynamics of the New Keynesian Model: Optimal Monetary Policy -- 7.7 The Dynamics of the New Keynesian Model: The Taylor Rule -- 7.8 Information Stickiness -- 7.9 Heterogeneous Agents: Fundamentalists Versus Trend Followers -- 7.10 Heterogenous Agents: Optimizers Versus Hand-to-Mouth Consumers -- 7.11 Review Questions -- 8 International Trade and Geography -- 8.1 A Heterogeneous Productivity Setting -- 8.2 Iceberg Costs and Exports -- 8.3 Imports -- 8.4 Market Dimension, Cost Structure, and Dynamic Gains from Trade. |