D91, H02, H31, H41, H71
C92, D85, C71, D91, D23
D91, J16, C93, D63, O12, J22
C93, J54, O12, O13
C93, I12, D90, H0
J13, J43, Q12, C93, O17
Q41, D12, Q48, O13, C93
C93, J28, J61, R23, R58
C93 – Field Experiments, D12 – Consumer Economics: Empirical Analysis, Q41 – Energy: Demand and Supply
C91, D90, D91