D12, D81, D91
D91, J16, C93, D63, O12, J22
C93, J54, O12, O13
Q41, D12, Q48, O13, C93
C93 – Field Experiments, D12 – Consumer Economics: Empirical Analysis, Q41 – Energy: Demand and Supply
G52, Q14, Q12, O12
D73, I38, O12, O22, O43
D12, O12, Q54
D12, E52, E58
Z12, D83, C93