摘要
从制造业的演化规律出发,研究了研发投入对产业利润的影响。在中国国家统计局数据基础上,通过定量模型分析制造业利润和研发投入关系,发现中国制造业的研发投入在随着利润增加的同时并未直接对利润产生影响。
Based on the development law of manufacturing industries, this paper analyzes the influence of R&D intensities on industries profits, then it analyzes the relationship of R&D intensity and profits on basis of statistics data analysis from Nation Bureau of Statistics by Density Dependence Mode. Rusults shows that R&D intensities of manufacturing industries have an direct effect upon profits when the its profits increasing.
出处
《软科学》
CSSCI
北大核心
2009年第11期6-8,12,共4页
Soft Science
基金
国家自然科学基金资助项目(70673010)
关键词
制造业
研发
利润
manufacture industries
R&D
profit