D78, K32, Q53, Q58
C91, H51, K23, K32, Q51
Q53; Q58; D12; Q56; K32
D22 Firm Behavior: Empirical Analysis, Q4 Energy, Q5 Environmental Economics
D83 Search, Learning, Information and Knowledge, I12 Health Behavior, K32 Energy, Environmental, Health, and Safety Law
C93, D63, Q22, K32, K42, L51
Q18, K32