that the younger siblings and cousins of marginally diagnosed children are also more likely to be diagnosed with and … treated for ADHD. Moreover, we find that the younger relatives of marginally diagnosed children have no better adult human …

population-level administrative data on 35 birth cohorts of children to provide a comprehensive analysis of both the mechanisms … children "bringing home" the virus to their younger siblings. We then combine the birth order variation with within …-municipality variation in respiratory disease prevalence among preschool-aged children to identify differential long-term impacts of early …

-monotonically with parental income, and that children of parents in the top ventile of the income distribution have higher rates of low … monotonically with income, and infants of parents in the top ventile of the income distribution---who have the worst birth outcomes … records with parental income from Internal Revenue Service tax records and the Longitudinal Employer-Household Dynamics file …