Investment efficiency of the new energy industry in China

The authors acknowledge the valuable comments and suggestions of our colleagues. The authors are grateful to the anonymous reviewers whose comments have helped to improve the manuscript. This research is funded jointly by the National Natural Science Foundation of China (71473010; 71363014; 71573186); the Chinese Philosophy & Social Science Research Program (12BJY060) and the humanities and social science fund of Beijing university of technology (No. 25, 2018). Beijing modern manufacturing development research base.Peer reviewedPostprin