I38, O12, J13, I15, I25, C93
C93 – Field Experiments D91 – Behavioral Economics Q42 – Alternative Energy Sources Q48 – Energy Policy
C93, I12, I21, I38, J12, J13, J22, J31
O1, I38, O33
D14, G22, G41, G52, G53, H53, H55, I38, J32, O12, O17
H00, I38
H53, I38, D91, C93, O12
I15, I18, I38, J13, O15, C93, D91
I21, I38, C93, j24
C93, D91, I38, M38