D91, I12
D22 Firm Behavior: Empirical Analysis, Q4 Energy, Q5 Environmental Economics
I25 Education and Economic Development; I15 Health and Economic Development
D12, D83,D64, I12,,Q13,Q18
D83, D91, I12, I18.
I12
I12, D83, D91
C93, D91, I12
I12, I14, J15, D91
of Welfare Programs) H75 (State and Local Government • Health • Education • Welfare • Public Pensions • Intergovernmental Relations)