This paper develops a model wherein parents choose the number of children, enroll some children in school at indivisible education costs, and receive supplemental earnings from uneducated children. The model accounts for the positive relationship between enrollment ratios and parental earnings...

This paper uses the exogenous variation in fertility introduced by China’s family planning policies to identify the impact of child quantity on child quality. We find that the number of children has a significant negative effect on child height, which supports the quality–quantity trade-off...