This paper documents disparities in cognitive development-as measured by a receptive vocabulary test-between children from households with high and low socioeconomic status (SES) in two different phases of childhood (before and after early school years) in four developing countries: Peru,...

Chay, Guryan and Mazumder (2009) found substantial racial convergence in AFQT and NAEP scores across cohorts born in the 1960's and early 1970's that was concentrated among blacks in the South. We demonstrated a close tracking between variation in the test score convergence across states and...

This paper estimates the extent to which childhood circumstances contribute to health inequality in old age and evaluates the importance of major domains of childhood circumstances to health inequalities in the USA and China. We link two waves of the China Health and Retirement Longitudinal...

This paper examines the extent to which childhood circumstances contribute to health inequality in old age and how the contributions may vary across key dimensions of health. We link the China Health and Retirement Longitudinal Study (CHARLS) in 2013 and 2015 with its Life History Survey in 2014...

This paper examines the extent to which childhood circumstances contribute to health inequality in old age and how the contributions may vary across key dimensions of health. We link the China Health and Retirement Longitudinal Study (CHARLS) in 2013 and 2015 with its Life History Survey in 2014...

Research has shown that cognitive and non-cognitive skills, education and earnings decrease with birth order. Less is known about birth order effects on health. This paper provides a comprehensive analysis of the relationship between birth order, health at birth and in childhood, and parental...

Causal evidence of the effects of violent crime on its victims is sparse. Yet such evidence is needed to determine the social cost of crime and to evaluate the cost-effectiveness of policy interventions in the justice system. This study presents new evidence on the effects of violent crime on...

This paper examines gaps in child development by socioeconomic status (SES) using a large nationally representative sample of children 0–59 months old in Bolivia and a rich set of child health and development outcomes including measures from dried blood samples. Child development is assessed...

Recently, early investments in the human capital of children from socially disadvantaged environments have attracted a great deal of attention. Programs of such early intervention, aiming at children's health and well-being, are spreading considerably in the U.S. and are currently tested in...

We show that children who are born at the weekend or just before are less likely to be breastfed, owing to poorer breastfeeding support services at weekends. We use this variation to estimate the effect of breastfeeding on children's development for a sample of uncomplicated births from low...