机译:油价和经济政策不确定性:来自全球,石油进口商和出口商的证据
Xiamen Univ Collaborat Innovat Ctr Energy Econ & Energy Polic China Inst Studies Energy Policy Sch Management Xiamen 361005 Fujian Peoples R China;
Xiamen Univ Collaborat Innovat Ctr Energy Econ & Energy Polic China Inst Studies Energy Policy Sch Management Xiamen 361005 Fujian Peoples R China;
Crude oil prices; Time-varying parameters; Economic policy uncertainty;