D12, Q48, Q41, H23
E31, E21, E52, E58
D14, G4, G5
D12, D81, D91
J12, J16, G51, G53, D14, I31
O1, Q1, G51, H5, I3
Q41, D12, Q48, O13, C93
D84, E21
C93 – Field Experiments, D12 – Consumer Economics: Empirical Analysis, Q41 – Energy: Demand and Supply
D72, D83, D91, E71