Narrow search
Showing 1 - 10 of 21
Cover Image
Generalized estimation of productivity with multiple bad outputs : the importance of materials balance constraints
Atkinson, Scott Estes; Tsionas, Efthymios G. - In: European journal of operational research : EJOR 292 (2021) 3, pp. 1165-1186
Persistent link: https://www.econbiz.de/10012502432
Cover Image
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
Cover Image
On the estimation of total factor productivity : a novel Bayesian non-parametric approach
Tsionas, Efthymios G.; Polemis, Michael - In: European journal of operational research : EJOR 277 (2019) 3, pp. 886-902
Persistent link: https://www.econbiz.de/10012102208
Cover Image
Does risk aversion affect bank output loss? : the case of the Eurozone
Tsionas, Efthymios G.; Mamatzakis, Emmanuel C.; Ongena, … - In: European journal of operational research : EJOR 282 (2020) 3, pp. 1127-1145
Persistent link: https://www.econbiz.de/10012161877
Cover Image
The impacts of innovation and trade openness on bank market power : the proposal of a minimum distance cost function approach and a causal structure analysis
Fukuyama, Hirofumi; Tsionas, Efthymios G.; Tan, Yong - In: European journal of operational research : EJOR 312 (2024) 3, pp. 1178-1194
Persistent link: https://www.econbiz.de/10014456484
Cover Image
Global approximation to arbitrary cost functions : a Bayesian approach with application to US banking
Michaelides, Panayotis G.; Tsionas, Efthymios G.; … - In: European journal of operational research : EJOR 241 (2015) 1, pp. 148-160
Persistent link: https://www.econbiz.de/10010486886
Cover Image
Making inference of British household's happiness efficiency : a Bayesian latent model
Mamatzakis, Emmanuel C.; Tsionas, Efthymios G. - In: European journal of operational research : EJOR 294 (2021) 1, pp. 312-326
Persistent link: https://www.econbiz.de/10012591372
Cover Image
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
Cover Image
Endogenous dynamic efficiency in the intertemporal optimization models of firm behavior
Tsionas, Efthymios G.; Malikov, Emir; Kumbhakar, Subal - In: European journal of operational research : EJOR 284 (2020) 1, pp. 313-324
Persistent link: https://www.econbiz.de/10012238677
Cover Image
Management estimation in banking
Delēs, Manthos D.; Iosifidi, Maria; Tsionas, Efthymios G. - In: European journal of operational research : EJOR 284 (2020) 1, pp. 355-372
Persistent link: https://www.econbiz.de/10012238704