We investigate the spillover effects of early-life medical treatments on the siblings of treated children. We use a … regression discontinuity design that exploits changes in medical treatments across the very low birth weight (VLBW) cutoff. Using … administrative data from Denmark, we first confirm the findings in the previous literature that children who are slightly below the …

Research on the effects of prenatal care on birth outcomes has produced a patchwork of findings that are not easily … care on birth outcomes, highlighting studies with strong research designs and plausible effect sizes. We reconcile the …

Fertility rates have fallen below replacement levels in many economies. We examine the relationship between female … incomes and fertility for college graduates in the United States. Female income is likely endogenous to fertility, and … procedure to estimate two-sided bounds for the effect of female income on fertility. The effect of female income on fertility is …

children. Finally, sibling analysis enables us to reject time of birth effects. …After the fall of the Berlin Wall, East Germany experienced an unprecedented temporary drop in fertility driven by … economic uncertainty. Using various educational measures, we show that the children born during this nativity slump perform …

by parental preferences: if parents prefer certain sex compositions over others, children's gender affects not only the … outcomes of other children but also the very existence of potential additional children. We address this problem by looking at … dizygotic twins. In these cases, the two children are born at the same time, so parents cannot make decisions about one twin …