J13;J22;I24;I12;J12;J16
I21 – Analysis of Education: Education and Economic Development I28 – Education: Government Policy I31 – General Welfare, Well-Being
I21, J24, O33
I31, J28, J81, O33
I21, I28, C93, O15
C93, I21, I12, J13, I31
C91, D63, O33
I21 I24 I26
Q12, O13, C93, Q18, O21, O53
O12,O13, O33, Q12,Q16