ECSENOMICS Comparative Advantage Illustrated T-109 Figure 15-2 (a) America (b) Europe 450 450 300 150 Before Posttrade 150 Posttrade price line price line Before trade 100 Food Food 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. Comparative Advantage Illustrated T-109 Figure 15-2