%0 Book Section %B Differences and Changes in Wage Structures %D 1995 %T A Comparison of Changes in the Structure of Wages in Four OECD Countries %A Lawrence F. Katz %A Gary Loveman %A David Blanchflower %E L. Katz %E R. Freeman %B Differences and Changes in Wage Structures %I NBER and University of Chicago Press %P 25-66 %G eng