I21 (Evaluation of Education), I25 (Education and Economic Development)
I21, I25, J24, O15
D91, I15, I25, O12, O15
K42; I25; J24; O54
J13, I21, I25, J16, I38
I20, I21, I25, I28, C93
J24, D83, D91, I25, I26
J24, J13, I21, I25
C93, I21, I25, J13, O12, O15
I25: Education and Economic Development, C93: Field Experiments, O33: Technological Change. Diffusion and Adoption, O55: Africa