This paper finds large effects on the earnings of participants from a randomized intervention that gave psychosocial stimulation to stunted Jamaican toddlers living in poverty. The intervention consisted of one-hour weekly visits from community Jamaican health workers over a 2-year period that...

This paper reports the labor market effects of the Jamaica Early Childhood Stimulation intervention at age 31. The study is a small-sample randomized early childhood education stimulation intervention targeting stunted children living in the poor neighborhoods of Kingston, Jamaica. Implemented...

Growing up in a family that lacks a biological father is correlated with a number of poor outcomes for youths. This study uses the National Educational Longitudinal Survey of 1988 to examine the extent to which differences in income or parental involvement can explain the effects of family...

Teen out-of-wedlock mothers have lower education and earnings than do peers who have children later. This study uses the National Educational Longitudinal Survey of 1988 to examine the extent to which the apparent effects of out-of-wedlock teen childbearing are due to preexisting disadvantages...

Teen out-of-wedlock mothers have lower education and earnings than peers who have children later. This study uses the National Educational Longitudinal Survey of 1988 (NELS) to examine the extent to which the apparent effects of out-of-wedlock teen fertility are not causal, but are due to...

This study uses the National Educational Longitudinal Survey of 1988 (NELS) to replicate both the analysis in The Bell Curve and that of several of its previous replications. We examine the relative importance of test scores and family background in predicting dropping out of high school,...

Teen out-of-wedlock mothers have lower education and earnings than peers who have children later. This study uses the National Educational Longitudinal Survey of 1988 (NELS) to examine the extent to which the apparent effects of out-of-wedlock teen fertility are due to pre- existing...

Growing up in a family that lacks a biological father is correlated with a number of poor outcomes for youths. This study uses the National Educational Longitudinal Survey of 1988 to examine the extent to which differences in income or in parental involvement measurement error in income from...

Youth sharing a school and neighborhoods often have similar academic achievement. This correlation between neighborhood quality and youth achievement holds even when controlling for many observable features of a family. Nevertheless, the correlation is not entirely causal because families and...