C90 (Design of experiment – general), J16 (Economics of Gender), J21 (Labor Force and Employment
C93, D83, F13
I12, I18, J16, O15
C93 Field Experiments; I21 Analysis of Education; I22 Educational Finance; I25 Education and Economic Development
C93 Field Experiments; I21 Analysis of Education; I22 Educational Finance; I25 Education and Economic Development
C93, I21, I22, I25, I28, O12
C93, D83, D91
I25, I28, J24, L26, O15
I23; I26; C93
C93, D12, D84, D91, E31