This paper uses DEA method to analyze R&D efficiency of the specimen, based on the listed companies of biochemical and pharmaceutical.

本文将DEA方法引入到对企业的R&D效率的评价中，以我国生物制药上市公司为研究对像，对样本公司R&D效率进行了全面的分析。

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Following this work, the paper investigates the influence of firm size, market structure and ownership structure on R&D efficiency. The main conclusions are introduced as follows.

主要研究结论是：中国高技术产业的研发效率整体偏低，但呈现稳步上升状态，行业间效率差异有逐步缩小趋势。

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We hope that foreign companies will build more R&D centers in China so that we will be able to raise the quality and efficiency in using foreign capital.

我希望外国的研发机构更多地建立在中国，这样可以提高外资使用的效益和质量。

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