H57: Procurement; Q13: Agricultural Markets and Marketing; D83: Search
D22,D83,I20,J20,O31,L25,L26,M13,M53
Planning; Q12: Micro Analysis of Farm Firms, Farm Households, and Farm Input Markets
O18: Urban, Rural, Regional, and Transportation Analysis; R41: Transportation: Demand, Supply, and
Congestion; R42: Government and Private Investment Analysis, Road Maintenance, Transportation
H70, D73, D78
C93 Field Experiments; I21 Analysis of Education; I22 Educational Finance; I25 Education and Economic Development
C92, C93, J33, D03, M52
A2, C90, J16
of Welfare Programs) H75 (State and Local Government • Health • Education • Welfare • Public Pensions • Intergovernmental Relations)
A2
D23, O1, D73