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This paper uses a modified DEA Model to make an assessment of Chinese enterprises' research and development activity of thirty-one areas in 2009. The result shows (1)R&D enterprises exhibiting in most areas is DRS. (2)The efficiency of enterprises' R&D is approximately consistent to the level of that area's economy development. (3) The scale efficiency changes a little in different regions...
In this article, we use the method of data envelopment analysis (DEA) to evaluate the national high-tech industrial technical innovation efficiency (TIE); in our country the level of TIE is low and that between regions is widely different.
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