I14, D12, M31, O15
I30, I38, J13, I14
O12, O18, 055, J61, D72
I30, I38, J13, C91, C93
J41, O18, Q51
I25, I26, J12, J13, J16, J01
O18
I12, O15, D91, J13, J24
Capital; Skills; Occupational Choice; Labor Productivity O15 Economic Development: Human Resources
C83 C93 I31 Q15 Q16 Q54 O12