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R&D innovation efficiency of Chinese high-tech industries——Based on two-stage network DEA model with constrained resources
FENG Zhi-jun, CHEN Wei
Systems Engineering - Theory & Practice ›› 2014, Vol. 34 ›› Issue (5) : 1202-1212.
R&D innovation efficiency of Chinese high-tech industries——Based on two-stage network DEA model with constrained resources
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