[1] Nanjing Audit Univ, Sch Finance, Nanjing, Peoples R China
[2] Tech Univ Chemnitz, Fac Business & Econ, Chemnitz, Germany
[3] Hunan Univ, Sch Publ Adm, Changsha, Peoples R China
[4] Hunan Univ, Key Lab High Performance Distributed Ledger Techno, Minist Educ, Changsha, Peoples R China
[5] Hunan Univ, Res Inst Digital Soc & Blockchain, Changsha, Peoples R China
[6] Hunan Univ, Ctr Resource & Environm Management, Changsha, Peoples R China
[7] Univ Auckland, Energy Ctr, 12 Grafton Rd, Auckland 1010, New Zealand
[8] Univ Econ Ho Chi Minh City, Ho Chi Minh City, Vietnam