TY - JOUR A1 - Ermisch, J. A1 - Mulder, C.H. T1 - Migration versus immobility, and ties to parents Y1 - 2019 DO - 10.1007/s10680-018-9494-0 UR - https://doi.org/10.1007/s10680-018-9494-0 VL - 35 IS - 3 ER -