TY - JOUR A1 - Berg, V. A1 - Lawson, D. A1 - Rotkirch, A. T1 - Financial opportunity costs and deaths among close kin are independently associated with reproductive timing in a contemporary high-income society Y1 - 2020 DO - 10.1098/rspb.2019.2478 VL - 287 IS - 1919 ER -