D14, O12, O17, J46
I21, I24, J16
P, Z13, J16
C90 (Design of experiment – general), J16 (Economics of Gender), J21 (Labor Force and Employment
I12, I18, J16, O15
C93, I21, I22, I25, I28, O12
I25, I28, J24, L26, O15
G51, O12, O13
I24, J16, J24
I21 - Analysis of Education; J24 - Human Capital; Skills; Occupational Choice; Labor Productivity