D14, G22, G41, G52, G53, H53, H55, I38, J32, O12, O17
D72, D91, H21, H23, H24, H41, H53
Making, H75 State and Local Government: Health; Education; Welfare; Public Pensions, I21 Analysis
I24, J24, H52
C93 - Field Experiments; H52 - Government Expenditures and Education; I21 - Analysis of Education
D03, D12, D91, L94, O13, Q41, C93, H42, H53
D6, D63, D64, D9, D91, D3, D31, H53, I38
I38, Q180, I18, H75
I10, H51
I1, J13, H51