I21, I28, C93, O33
C93, I38, Q53
C93, D64
C93, I21, D91
C93; G21; D91
JEL Codes: C93, Q56, Q57, Q23, Z13, O13
Q48 – Energy: Government Policy; L25 – Firm Performance: Size, Diversification, and Scope; C93
I20, J24, M53, M12
J24, D83, D91, I25, I26
Q41, Q42, L94, C93, D47, Q48