机译:公司规模对技术创新的阈值效应:中国面板数据的审查
School of Economics and Management Dalian University of Technobgy Dalian;
College of Business Administration Dongbei University of Finance and Economics Dalian China;
College of Business Administration Dongbei University of Finance and Economics Dalian China;
Firm size; Technological innovation; Industrial upgrading; Threshold regression;