Keywords: Interval data
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Journal Articles
Grey Systems: Theory and Application (2012) 2 (1): 63–69.
Published: 27 January 2012
...Jiefang Wang; Sifeng Liu Purpose The purpose of this paper is to solve the DEA model with grey interval data while the inputs/outputs have large interval length. Design/methodology/approach Some methods have been developed to calculate the interval efficiencies of the decision‐making unit (DMU...

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