C93, J28, J61, R23, R58
C93 – Field Experiments, D12 – Consumer Economics: Empirical Analysis, Q41 – Energy: Demand and Supply
C93, D91, J24
C93, D83, D91, J22, J81
I2, J24, C93, D9
C93, O33, L82, D83
C93, D83, J31, J71, M51
G34, M14, Q56
), O13 (Economic Development: Agriculture; Natural Resources; Energy; Environment), C93 (Field Experiments)
C93, D44, Q57