C93, D73, J15, H75, I24
A2: Economics Education and the Teaching of Economics
I25: Education and Economic Development, C93: Field Experiments, O33: Technological Change. Diffusion and Adoption, O55: Africa
D63, D84, I24, I38, I31, J62
D83, D84, I24
A22 C93 I14 I24 J24 O33
I22, I23, I24, C93
O15 Economic Development: Human Resources, Human Development, Income Distribution, Migration J61
I24, I38, J13
I21 — Analysis of Education O33 — Technological Change: Choices and Consequences; Diffusion