The present study investigates the effect of obesity and overweight on children's cognitive abilities and well-being using survey data from West Bank schools. The results show the significant adverse impact of obesity on a child's well-being by raising externalizing (behavioral) problems and increasing the probability of classifying a child with…

Academic feedback has a direct impact on students' effort decisions and academic performance. However, the grades that are reported to students are often based on institutional or instructor preferences, with entities adopting a discrete or fine grading scale. In this study, we utilize a field experiment to assess how a Letter (LGS) or Numerical…

This paper evaluates the impact of extension of the school day in the context of Brazil's "Mais Educação" Extended School Day Program. Using school level longitudinal data, we find that the program reduces the dropout rates of students in all grade levels, raises the enrollment of students in grades 6-9, but reduces the enrollment of…