| 我国大中型企业专利产出及其经济效益的实证分析 |
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| 引用本文： | 张传杰,冯春晓.我国大中型企业专利产出及其经济效益的实证分析[J].科技和产业,2009,9(4):43-46. |
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| 作者姓名： | 张传杰 冯春晓 |
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| 作者单位： | 1. 华中科技大学管理学院,武汉,430074
2. 华中科技大学经济学院,武汉,430074 |
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| 摘 要： | 运用计量经济学的协整分析和Granger因果检验模型,对我国大中型企业研发投入与专利产出,以及新产品销售收入与专利产出之间的关系进行了计量实证分析,结果显示:企业的研发投入与专利产出、新产品销售收入与专利产出之间均存在长期稳定的动态均衡关系和显著的Granger因果关系,专利产出对研发投入的弹性约为1.89,而新产品销售收入对专利产出的弹性约为0.51。
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| 关 键 词： | 大中型企业 研发投入 专利产出 经济效益 |
A Demonstrate Analysis of Patent Output and Its Benefit of Enterprises in Our Country |
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| ZHANG Chuan-jie,FENG Chun-xiao.A Demonstrate Analysis of Patent Output and Its Benefit of Enterprises in Our Country[J].SCIENCE TECHNOLOGY AND INDUSTRIAL,2009,9(4):43-46. |
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| Authors: | ZHANG Chuan-jie FENG Chun-xiao |
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| Institution: | 1.Schools of Management;2.Schools of Economics;Huazhong University of Science & Technology;Wuhan 430074;China |
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| Abstract: | The econometric relationship between the large-sized & medium-sized enterprises R&D expenditure and patent output,the patent application and revenue from new products are analyzed,employing methods of cointegration analysis and Granger causal analysis of econometrics.The results show:the trend relationship between the enterprises R&D expenditure and patent output,the patent output and revenue from new products both have a long-run and stationary equilibrium tendency.The elasticity of patent output to R&D ex... |
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| Keywords: | large-sized & medium-sized enterprises R&D expenditure patent output economic benefit |
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