Carneiro, Pedro; Cruz Aguayo, Yyannú; Schady, Norbert … - 2018
We study the determinants of math achievement among children in early elementary school using data from a unique … experiment in which children were randomly assigned to classrooms within schools for four consecutive grades. As a result, each … there are steep socioeconomic gradients and a substantial boy-girl gap in math test scores. However, among children of …