I21 - Analysis of Education; J24 - Human Capital; Skills; Occupational Choice; Labor Productivity
I21, I23, O33
H52, H75, I21, I28, O15, O33
I21, O15, O33, D83
I24, I28, C93
I20, I21, I28
J31, I26, J24, C93
I21, J16
O33, G21, I21, J24, D12, D91, C93
C93, I23, I26