C93 – Field Experiments, D12 – Consumer Economics: Empirical Analysis, Q41 – Energy: Demand and Supply
G52, Q14, Q12, O12
N57,O12,O13,Q12,Q16,Q18
C93, D91, J24
C93, D83, D91, J22, J81
I2, J24, C93, D9
C93, O33, L82, D83
C93, D83, J31, J71, M51
), O13 (Economic Development: Agriculture; Natural Resources; Energy; Environment), C93 (Field Experiments)
C93, D44, Q57