; C91 - Laboratory, Individual Behavior; C93 - Field Experiments; M53 - Personnel Economics: Training; J45 - Public Sector Labor Markets
C91, Q5
C91, C92, G21, O16
E24, J23, J24, M40, O33, D83, C91
D83, D90, C91
Choice, Labor Productivity); P46 (Consumer Economics, Health, Education and Training, Welfare, Income, Wealth, and Poverty)
C91, D91, J16, Z11
D9, D83, D64, C91
C12, C72, C91, C92, D44, D47, D82
D12, C91