I38: Government Policy – Provision and Effects of Welfare Programs
J28: Safety • Job Satisfaction • Related Public Polic, J81: Working Conditions, I31: General
I10, I12, I18, D83, D91
D63, H21, I31
C83, C99, D01, D91, J15, J16, J64, O57
I31, J1, J2
C93, D9, I12, I2
D12, D90, I31, L82, Z13
I31, J12, J22
D91, I12, Q13