I20 I21 I22 I24 C93 O15
C93, D91, J24, M41, M54
O12, O13, Q12, D22, M13, C81, C83, C93, D50
C93 - Field Experiments; H52 - Government Expenditures and Education; I21 - Analysis of Education
; I28 - Government Policy; J24 - Human Capital; Skills; Occupational Choice; Labor Productivity
D72, D83, C93
I22, I28, J24, C93
O12, O20, I32, J16
I32 I10 O15 J16 J13 I12
J15, J16, J46, J81
J24, L86, O31, O32, O33, D81, D83, M13