1. Review of Demand

2. A Tip for PPT animation Use PowerPoint to Animate an Excel Chart http://www.internet4classrooms.com/excel_animate_chart.htm

3. Table 1 Four Possible Buyers’ Willingness to Pay Copyright©2004 South-Western

4. Figure 1 The Demand Schedule and the Demand Curve Copyright©2004 South-Western

5. Figure 1 the Demand Schedule and the Demand Curve

6. Figure 2a Measuring Consumer Surplus with the Demand Curve

7. Figure 2b Measuring Consumer Surplus with the Demand Curve

8. Figure 3a How the Price Affects Consumer Surplus

9. Figure 3b How the Price Affects Consumer Surplus

10. Table 2 The Costs of Four Possible Sellers Copyright©2004 South-Western

11. Figure 4 The Supply Schedule and the Supply Curve

13. Figure 5a Measuring Producer Surplus with the Supply Curve

14. Figure 5b Measuring Producer Surplus with the Supply Curve