求助 springer上一篇文章

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收藏 2014-07-06

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求助：Research on Technological Innovation Efficiency of China’s High-Tech Industry Based on Network SBM Model and DEA Window Analysis链接 http://link.springer.com/chapter/10.1007/978-3-642-40060-5_86

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2014-7-6 17:23:57

Research on Technological Innovation Efficiency of China’s High-Tech Industry Based on Network SBM Model and DEA Window Analysis
Jian-li Chen, Ling-jie Meng

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Research on Technological Innovation Efficiency of China’s High-Tech Industry B.pdf