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Estimating scale economies in non-convex production models
Cesaroni, Giovanni; Kerstens, Kristiaan; Van de … - In: Journal of the Operational Research Society : OR 68 (2017) 11, pp. 1442-1451
Persistent link: https://www.econbiz.de/10011815913
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Negative data in DEA : a simple proportional distance function approach
Kerstens, Kristiaan; Woestyne, I. van der - In: Journal of the Operational Research Society : OR 62 (2011) 7, pp. 1413-1419
Persistent link: https://www.econbiz.de/10009155409
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Benchmarking mean-variance portfolios using a shortage function : the choice of direction vector affects rankings!
Kerstens, Kristiaan; Mounir, A.; Woestyne, I. Van de - In: Journal of the Operational Research Society : OR 63 (2012) 9, pp. 1199-1212
Persistent link: https://www.econbiz.de/10009582033