ECSENOMICS Profit-Maximizing Equilibrium Can Be Shown Using Either Total or Marginal Curves T-74 Figure 9-4 (a pro fit Maxim ization Mm图结 so0 pomt, slopes ef TC and TR Total cest tma飞ampe自 poat, ope s rere na hanrontal s:30 McGraw-Hilllrwin CopyrightC 2001 The McGraw-Hill Companies, Inc. All rights reserved.McGraw-Hill/Irwin Copyright © 2001 The McGraw-Hill Companies, Inc. All rights reserved. Profit-Maximizing Equilibrium Can Be Shown Using Either Total or Marginal Curves T-74 Figure 9-4