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"Super-efficiency measurement under variable return to scale: an approach ..."
Ruiyue Lin, Zhiping Chen (2015)
- Ruiyue Lin, Zhiping Chen:
Super-efficiency measurement under variable return to scale: an approach based on a new directional distance function. J. Oper. Res. Soc. 66(9): 1506-1510 (2015)
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