ECSENOMICS Wages Have Improved as Hours of Work have Declined T-90 Figure 13-1 Wage rate per hour (constant dollars) Average working hours 70 189019001910192019301940195019601970198019902000 McGraw-Hilllrwin Source: U.S. Department of CommerceMcGraw-Hill/Irwin Copyright © 2001 The McGraw-Hill Companies, Inc. All rights reserved. Wages Have Improved as Hours of Work Have Declined T-90 Figure 13-1 Source: U.S. Department of Commerce