P, Z13, J16
C90 (Design of experiment – general), J16 (Economics of Gender), J21 (Labor Force and Employment
I12, I18, J16, O15
I25, I28, J24, L26, O15
I24, J16, J24
C93, D8, I12, I15, O15
J14, J71
C90, D90, G40, G34, G10, J16
D19, D91, J16, Z13
C91, D91, J16, Z11