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guided interactions between parents and children focused on responsive play and dialogic reading. Three years after the end … of the intervention, the receptive vocabulary and the socio-emotional development of children of families participating … in either of the treatment arms improved (by 0.43 and 0.54 standard deviation, respectively) relative to children of …
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"Affirmative action policies are practiced around the world. This paper explores the welfare economics of such policies. A model is proposed where heterogeneous agents, distinguished by skill level and social identity, compete for positions in a hierarchy. The problem of designing an efficient...
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"The SEED schools, which combine a "No Excuses'' charter model with a five-day-a-week boarding program, are America's only urban public boarding schools for the poor. We provide the first causal estimate of the impact of attending SEED schools on academic achievement, with the goal of...
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