Narrow search
Showing 1 - 10 of 345
Cover Image
On distinguishing the direct causal effect of an intervention from its efficiency-enhancing effects
Badunenko, Oleg; D'Inverno, Giovanna; De Witte, Kristof - In: European journal of operational research : EJOR 310 (2023) 1, pp. 432-447
Persistent link: https://www.econbiz.de/10014340187
Cover Image
Estimating technical and allocative efficiency in the public sector : a nonparametric analysis of Dutch schools
Haelermans, Carla; Ruggiero, John - In: European journal of operational research : EJOR 227 (2013) 1, pp. 174-181
Persistent link: https://www.econbiz.de/10009723391
Cover Image
Nonparametric quantile frontier estimation under shape restriction
Wang, Yongqiao; Wang, Shouyang; Dang, Chuangyin; Ge, Wenxiu - In: European journal of operational research : EJOR 232 (2014) 3, pp. 671-678
Persistent link: https://www.econbiz.de/10010224949
Cover Image
Shadow pricing of undesirable outputs in nonparametric analysis
Leleu, Hervé - In: European journal of operational research : EJOR 231 (2013) 2, pp. 474-480
Persistent link: https://www.econbiz.de/10009785478
Cover Image
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
Cover Image
Nonparametric estimation of the determinants of inefficiency in the presence of firm heterogeneity
Zhou, Jianhua; Parmeter, Christopher F.; Kumbhakar, Subal - In: European journal of operational research : EJOR 286 (2020) 3, pp. 1142-1152
Persistent link: https://www.econbiz.de/10012291631
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
Generalized quantile and expectile properties for shape constrained nonparametric estimation
Dai, Sheng; Kuosmanen, Timo; Zhou, Xun - In: European journal of operational research : EJOR 310 (2023) 2, pp. 914-927
Persistent link: https://www.econbiz.de/10014340805
Cover Image
Impact evaluation in a multi-input multi-output setting : evidence on the effect of additional resources for schools
D'Inverno, Giovanna; Smet, Mike; De Witte, Kristof - In: European journal of operational research : EJOR 290 (2021) 3, pp. 1111-1124
Persistent link: https://www.econbiz.de/10012495262
Cover Image
A semiparametric Bayesian approach to the analysis of financial time series with applications to value at risk estimation
Ausín, M. Concepción; Galeano, Pedro; Ghosh, Pulak - In: European journal of operational research : EJOR 232 (2014) 2, pp. 350-358
Persistent link: https://www.econbiz.de/10010224698