population of Mexico and exploit presumably exogenous variation in family size induced by biological fertility and infertility …We investigate how fertility and demographic factors affect migration at the household level by assessing the causal … migrating is not equally distributed within a household, but is higher for sons and decreases sharply with birth order. The …

first child raised fertility and increased the probability that the family was living without a father. We find that for our … associated with lower fertility, particularly for natives. Thus, by the 2008-2013 period, any apparent son preference in … fertility decisions appears to have been outweighed by factors such as cost concerns in raising girls or increased female …

first child raised fertility and increased the probability that the family was living without a father. We find that for our … associated with lower fertility, particularly for natives. Thus, by the 2008-2013 period, any apparent son preference in … fertility decisions appears to have been outweighed by factors such as cost concerns in raising girls or increased female …

headship and raised fertility. In light of the substantial increase in immigration, we examine this question separately for … lower fertility. Thus, by the 2008-2013 period, any apparent son preference among natives in their fertility decisions …, we do find a positive fertility effect, suggesting son preference in fertility among this group. This interpretation is …