ECSENOMICS How Do Growth in Potential Output and Cost Increases Affect Aggregate Supply T230 Figure 31-1 (a) Increase in Potential Output (b) Increase in Costs AS Potential Potentia AS Q Q Real output Real output McGraw-Hilllrwin Copyright C 2001 The McGraw-Hill Companies, Inc. All rights reserved.McGraw-Hill/Irwin Copyright © 2001 The McGraw-Hill Companies, Inc. All rights reserved. T-230 Figure 31-1 How Do Growth in Potential Output and Cost Increases Affect Aggregate Supply?