TY - JOUR A1 - Marteleto, L.J. A1 - Souza, L. T1 - The impact of family size on children’s educational attainment over time: Assessing the exogenous variation in fertility using twins in Brazil Y1 - 2012 DO - 10.1007/s13524-012-0118-8 JF - Demography VL - 49 IS - 4 SP - 1453 EP - -1477 ER -