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A postscript on aggregate Farrell efficiencies
Färe, Rolf; Karagiannēs, Giannēs - In: European journal of operational research : EJOR 233 (2014) 3, pp. 784-786
Persistent link: https://www.econbiz.de/10010228188
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Determinants of allocative and technical inefficiency in stochastic frontier models : an analysis of Norwegian electricity distribution firms
Musau, Andrew; Kumbhakar, Subal; Mydland, Ørjan; Lien, … - In: European journal of operational research : EJOR 288 (2021) 3, pp. 983-991
Persistent link: https://www.econbiz.de/10012387446
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The denominator rule for share-weighting aggregation
Färe, Rolf; Karagiannēs, Giannēs - In: European journal of operational research : EJOR 260 (2017) 3, pp. 1175-1180
Persistent link: https://www.econbiz.de/10011714359
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When, where and how to estimate persistent and transient efficiency in stochastic frontier panel data models
Badunkenko, Oleg; Kumbhakar, Subal - In: European journal of operational research : EJOR 255 (2016) 1, pp. 272-287
Persistent link: https://www.econbiz.de/10011530868
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Productivity and efficiency estimation : a semiparametric stochastic cost frontier approach
Sun, Kai; Kumbhakar, Subal; Tveterås, Ragnar - In: European journal of operational research : EJOR 245 (2015) 1, pp. 194-202
Persistent link: https://www.econbiz.de/10011290698
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Stochastic frontier models with time-varying conditional variances
Tsionas, Efthymios G.; Kumbhakar, Subal - In: European journal of operational research : EJOR 292 (2021) 3, pp. 1115-1132
Persistent link: https://www.econbiz.de/10012502428
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On the estimation of technical and allocative efficiency in a panel stochastic production frontier system model : some new formulations and generalizations
Kumbhakar, Subal; Tsionas, Efthymios G. - In: European journal of operational research : EJOR 287 (2020) 2, pp. 762-775
Persistent link: https://www.econbiz.de/10012293949
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Economies of scale, technical change and persistent and time-varying cost efficiency in Indian banking : do ownership, regulation and heterogeneity matter?
Badunenko, Oleg; Kumbhakar, Subal - In: European journal of operational research : EJOR 260 (2017) 2, pp. 789-803
Persistent link: https://www.econbiz.de/10011699186
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Technical and allocative efficiency in a panel stochastic production frontier system model
Lai, Hung-pin; Kumbhakar, Subal - In: European journal of operational research : EJOR 278 (2019) 1, pp. 255-265
Persistent link: https://www.econbiz.de/10012102609
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Panel data stochastic frontier model with determinants of persistent and transient inefficiency
Lai, Hung-pin; Kumbhakar, Subal - In: European journal of operational research : EJOR 271 (2018) 2, pp. 746-755
Persistent link: https://www.econbiz.de/10011890405