D12, D81, D91
D83, D90, D91
D91, H02, H31, H41, H71
C92, D85, C71, D91, D23
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
C91, D90, D91