complex than the biological relationship of parents to children in both Sweden and the United States"--Forschungsinstitut zur …"It is well known that children reared in non-intact families on average have less favorable educational outcomes than … children reared in two-parent families. Evidence from the United States and Sweden indicates that living in a non-intact family …

four decades, despite the fact that in the same period, women's education rapidly increased and fertility rates … this puzzle by testing whether there is a causal impact of the number of children on mother's labor supply. It uses twins … at first birth as an instrumental variable to estimate the causal impact of fertility on participation of mothers in the …