C93, D01, D02, D63, G50, J12, J13, J16, J22, Q12
I25 Education and Economic Development; I38 Government Policy • Provision and Effects of Welfare
H42, I11, I18, O15
J16, J13, J24
O1, D7, I3
I1, I12, I18, I20, I3
D83, I38, J13
D2, Q1, Q5
I10, I20, I24, I25
I12, I18, O38