TY - JOUR A1 - McAllister, L. A1 - Gurven, M. A1 - Kaplan, H. A1 - Stieglitz, J. T1 - Why do women have more children than they want? Understanding differences in women’s ideal and actual family size in a natural fertility population Y1 - 2012 DO - 10.1002/ajhb.22316 VL - 24 IS - 6 ER -