企业间技术外溢的测度

被引:39
作者
沈坤荣
李剑
机构
[1] 南京大学经济学院
关键词
技术外溢; 研发资本; 收益率; 测度;
D O I
暂无
中图分类号
F273.1 [企业技术管理]; F224 [经济数学方法];
学科分类号
1202 ; 120202 ; 0701 ; 070104 ;
摘要
本文建立一个包含物质资本和研发资本的外部性模型,证明了研发函数的线性特征,并从社会收益率和私人收益率之间的差异来分析技术外溢的程度,进而建立了技术外溢的理论测度。经验研究发现,中国内外资企业间技术外溢的方向是从内资到外资,研发收益率外溢比例在三种外溢测度下分别为:30%、13%和23%。
引用
收藏
页码:77 / 89
页数:13
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