Department of Industrial Engineering,Tsinghua University,Beijing 100084,China;
School of Economics and Management,Tsinghua University,Beijing 100084,China;
School of Economics and Management,Tsinghua University,Beijing 100084,China;
Department of Manufacturing Engineering and Engineering Management,City University of Hong Kong,Hong Kong,China;
Department of Industrial Engineering,Tsinghua University,Beijing 100084,China;
Chinese; stereotypes; questionnaire; fuzzy clusteringIntroduction;