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Economic measures of capacity utilization : a nonparametric short-run cost function analysis
Ray, Subhash C.; Walden, John B.; Chen, Lei - In: European journal of operational research : EJOR 293 (2021) 1, pp. 375-387
Persistent link: https://www.econbiz.de/10012502486
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Semi-disposability of undesirable outputs in data envelopment analysis for environmental assessments
Chen, Lei; Wang, Ying-Ming; Lai, Fujun - In: European journal of operational research : EJOR 260 (2017) 2, pp. 655-664
Persistent link: https://www.econbiz.de/10011698975
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Data envelopment analysis for performance evaluation : a child’s guide
Ray, Subhash C.; Chen, Lei - 2009
Persistent link: https://www.econbiz.de/10003949761
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Cost efficiency and scale economies in general dental practices in the US : a non-parametric and parametric analysis
Chen, Lei; Ray, Subhash C. - 2010
Persistent link: https://www.econbiz.de/10003987266
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Data envelopment analysis for performance evaluation a child's guide
Ray, Subhash C.; Chen, Lei - In: Indian economic review : biannual journal of the Delhi … 45 (2010) 2, pp. 79-124
Persistent link: https://www.econbiz.de/10009130359