O13 — Economic Development: Agriculture; Natural Resources; Energy; Environment; Other Primary
Economics: Empirical Analysis C93 — Field Experiments Q56 — Environment and Development
of Welfare Programs) H75 (State and Local Government • Health • Education • Welfare • Public Pensions • Intergovernmental Relations)
F22, J15, C93
Education and Economic Development
12, I15, I18, I25, O12, C93
Health, Education and Welfare
I12, I15, I25, J15, O15
(Health and Inequality); H24 (Personal Income and Other Nonbusiness Taxes and Subsidies); I24
Choice, Labor Productivity); P46 (Consumer Economics, Health, Education and Training, Welfare, Income, Wealth, and Poverty)
I12, I15, J13
F22