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- [6] R&D Efficiency and Productivity Growth: A Malmquist Index Analysis of High-Tech Industries in China 2009 INTERNATIONAL CONFERENCE ON MANAGEMENT SCIENCE & ENGINEERING (16TH), VOLS I AND II, CONFERENCE PROCEEDINGS, 2009, : 1866 - 1872
- [7] Intensity of Business Enterprise R&D Expenditure and High-Tech Specification in European Manufacturing Sector WORLD CONFERENCE ON TECHNOLOGY, INNOVATION AND ENTREPRENEURSHIP, 2015, : 806 - 813
- [9] Study on the relationship between high-tech industrial regional agglomeration and R&D efficiency AGRO FOOD INDUSTRY HI-TECH, 2016, 27 (06): : 70 - 77