TY - JOUR A1 - Anderson, D.J. A1 - Binder, M. A1 - Krause, K. T1 - The motherhood wage penalty revisited: Experience, heterogeneity, work effort, and work-schedule flexibility Y1 - 2003 DO - 10.2307/3590938 JF - Industrial and Labor Relations Review VL - 56 IS - 2 ER -