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Macroeconomics , Sixth Edition
William Boyes, Arizona State University
Michael Melvin, Arizona State University
Economics WIRED
Chapter 9: Macroeconomic Equilibrium: Aggregate Demand and Supply

Key Concepts: Aggregate Demand, Aggregate Supply and Business Cycles, Factors that Influence Aggregate Demand, The Aggregate Demand Curve, Aggregate Supply, Aggregate Demand and Supply Equilibrium

Bureau of Economic Analysis - National Accounts Data

Select the "PDF" file of the "Selected NIPA Tables" in the "Current Period Estimates" section. Review page 2 (of 28) on "Gross Domestic Product" and page 3 (of 28) on "Gross Domestic Product by Major Types of Product."
  • Assess the relative contributions of consumption, private investment, government spending (expenditure and investment), and net exports to aggregate demand (GDP).
  • Review the "Summary of Percent Change" data on page 1 (of 28) and identify which factors may have had a significant influence on the recent slow down of the U.S. economy. (Hint: Look for large negative percent changes.)
  • Calculate the relative shares of the services and goods sectors of the U.S. economy. Identify potential determinants that can positively shift the aggregate supply (goods and services) curve.