TY - CHAP A1 - Gustafsson, S. A1 - Wetzels, C. T1 - Optimal age at giving birth: Germany, Great Britain, the Netherlands and Sweden Y1 - 2000 A3 - Gustafsson, S.S. A3 - Meulders, D.E. T2 - Gender and the Labor Market. Econometric Evidence on Obstacles in Achieving Gender Equality CY - Basingstoke PB - MacMillan ER -