Method: We use the C2R model in DEA to analyse input and output data, recurring to SAS software.
方法：采用数据包络分析(DEA)中的C2R模型，对一组投入和产出指标进行分析，并借助SAS软件求解。
A vertical evaluation to the technological innovation efficiency in Chinese pharmaceutical industry is made by using C2R model of DEA method.
本文采用DEA方法中的C2R模型对我国制药业技术创新效率作纵向分析研究。
Abstract: a vertical evaluation to the technological innovation efficiency in Chinese pharmaceutical industry is made by using C2R model of DEA method.
摘要本文采用DEA方法中的C2R模型对我国制药业技术创新效率作纵向分析研究。
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