Z12, G41, G53, C93, D14, O16.
C93, I21, D91
F22, J15, C93
I21, C93, I28, J24
C93, D72, D83
I21, O15, C93
I24; I23; C93; D83; O33
21, I28, C93, D91, J24
Choice, Labor Productivity); P46 (Consumer Economics, Health, Education and Training, Welfare, Income, Wealth, and Poverty)
I20; I21; I24; C93; O33