文档介绍：Chapter 9 petition and Its Polar Case of Monopoly T-71 Figure 9-1 Acid Test for petition Is Downward Tilt of Firm’s Demand Curve Market Structure Depends on Relative Cost and Demand Factors T-72 Figure 9-2 Marginal Revenue es from Demand Curve T-73 Figure 9-3 Profit-Maximizing Equilibrium Can Be Shown Using Either Total or Marginal Curves T-74 Figure 9-4