ECSENOMICS Increased Supply of Automobiles T20 Figure 3-6 12 9v5岁 8 6 4 4812162024 Quantity supplied of automobiles (millions per year) 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. Increased Supply of Automobiles T-20 Figure 3-6