2Siegel Donald, Waldman David, Atwater Lea- nne.Commercial Knowladge Transfers from Universiti- es to Firms:Improving the Effectiveness of Universit- Industry Collaboration [J].Journal of Higher Technol- ogy Management Research, 2003, ( 1 ) : 111-134.
3Freeman R E.Strategic Management :A Stakeholder Approach[M].Boston : Pitman, 1984:46.