3ANDERSEN P,PETERSEN C N. A procedure for ranking efficient units in data envelopment analysis [J]. Management Science,1993,39(10) :1 261-1 264.
4Zhang A& Zhang Y& Zhao R. A study on the R&D Effi- ciency and Productivity of Chinese Firms [J]. Journal of Compar- ative Economics, 2003, (31): 444-464.
5Mogens Dilling- Hansen & Erik Strojer Madsen & Valdemar Smith. Efficiency, R&D and Ownership- Some Empir- ical Evidence [ J ]. International Journal of Production Eco- nomics, 2003, (1) : 85 - 94.
6Jiancheng Guan & Kaihua Chen. Measuring the Innova- tion Production Process: A Cross- region Empirical Study of China's High- tech Innovations [ J]. Technovation, 2010, (30) : 348 - 358.
7Chin- Tai Chen. Using DEA to Evaluate R&D Perfor- mance of the Computers and Peripherals Firms in Taiwan [ J ]. International Journal of Business, 2004, (9) : 347 - 360.
8Tone. Data Envelopment Analysis [ M ]. New York: Springer Science & Business Media, 2007:41 - 71.