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通过分析企业内、外部R&D战略的互补性与替代性,考察企业的内部技术创新与外部技术力量应用之间的协调关系.建立企业创新绩效模型,利用1998—2010年间中国大中型工业企业的行业数据进行计量分析,结果显示:企业的技术开发(即R&D总投入)与外部技术引进(即直接购买技术)之间呈现出一定的替代关系,技术开发正逐步替代技术引进,企业的自主创新能力在增强;在技术开发过程中,内部R&D投入与外部合作R&D投入之间呈现出一定的互补性.本文结论表明充分利用外部技术研发力量能提高企业的新技术开发效率.
By analyzing the complementarity and substitutability of the internal and external R & D strategies, the paper investigates the coordination between the internal technological innovation and the application of external technological forces.Establishment of innovative performance model of enterprises, making use of the industries of large and medium-sized industrial enterprises in China during 1998-2010 The results show that there is a certain substitution relationship between technology development (ie total R & D investment) and external technology introduction (ie direct purchasing technology), and technology development is gradually replacing technology introduction and enterprise independent innovation capability In the process of technology development, there is a certain complementarity between internal R & D investment and external cooperation R & D investment.The conclusion of this paper shows that making full use of R & D strength of external technology can improve the efficiency of new technology development of enterprises.