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Specification and estimation of multiple output technologies : a primal approach
Kumbhakar, Subal - In: European journal of operational research : EJOR 231 (2013) 2, pp. 465-473
Persistent link: https://www.econbiz.de/10009785480
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Estimation of production technology when the objective is to maximize return to the outlay
Kumbhakar, Subal - In: European journal of operational research : EJOR 208 (2011) 2, pp. 170-176
Persistent link: https://www.econbiz.de/10008779596
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Specification and estimation of primal production models
Kumbhakar, Subal - In: European journal of operational research : EJOR 217 (2012) 3, pp. 509-518
Persistent link: https://www.econbiz.de/10009419067
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Specification and estimation of multiple output technologies: A primal approach
Kumbhakar, Subal C. - In: European journal of operational research : EJOR 231 (2013) 2, pp. 465-473
Persistent link: https://www.econbiz.de/10010155813
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Specification and estimation of primal production models
Kumbhakar, Subal C. - In: European journal of operational research : EJOR 217 (2012) 3, pp. 509-519
Persistent link: https://www.econbiz.de/10009818440
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Financial constraints and firm productivity : evidence from Chinese manufacturing
Jin, Man; Zhao, Shunan; Kumbhakar, Subal - In: European journal of operational research : EJOR 275 (2019) 3, pp. 1139-1156
Persistent link: https://www.econbiz.de/10011993675
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An internally consistent approach to the estimation of market power and cost efficiency with an application to U.S. banking
Tsionas, Efthymios G.; Malikov, Emir; Kumbhakar, Subal - In: European journal of operational research : EJOR 270 (2018) 2, pp. 747-760
Persistent link: https://www.econbiz.de/10011869442
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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
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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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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