TY - JOUR A1 - Liefbroer, A.C. T1 - The impact of perceived costs and rewards of childbearing on entry into parenthood: Evidence from a panel study Y1 - 2005 DO - 10.1007/s10680-005-2610-y JF - European Journal of Population VL - 21 IS - 4 SP - 367 EP - -391 ER -