I21, I24, I25, I26, J16, O15
I14, D12, M31, O15
I12, I18, J16, O15
I14, D12, M31, O15
I12, O15, D91, J13, J24
Capital; Skills; Occupational Choice; Labor Productivity O15 Economic Development: Human Resources
Q56, O13, O15, I15, I25.
F22, H12, J15, O15
I32 I10 O15 J16 J13 I12
J61, L26, O15, C93