children in the preschool years living in low-income countries. Using panel data on parenting, nutrition status, and early …Substantial work has demonstrated that early nutrition and home environments, including the degree to which children … receive cognitive stimulation and emotional support from parents, play a profound role in influencing early childhood …

learning were concentrated among initially better-performing schools and students. At the same time, learning outcomes may have … decreased for schools and students that were lower performing at baseline. Finally, the study finds that incentivizing students …

. It compares the outcomes of two cohorts of children who were exposed to the same intervention at different points in time …