TY - RPRT A1 - Fernández-Kranz, D. A1 - Lacuesta, A. A1 - Rodriguez-Planas, N. T1 - Chutes and ladders: Dual tracks and the motherhood dip Y1 - 2010 PB - Forschungsinstitut zur Zukunft der Arbeit CY - Bonn T3 - Discussion paper series; 5403 ER -