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Dynamic firm performance and estimator choice : a comparison of dynamic panel data estimators
Cave, Joshua; Chaudhuri, Kausik; Kumbhakar, Subal - In: European journal of operational research : EJOR 307 (2023) 1, pp. 447-467
Persistent link: https://www.econbiz.de/10014293030
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Management of agricultural research centers in Brazil : a DEA application using a dynamic GMM approach
Souza, Geraldo da Silva e; Gomes, Eliane Gonçalves - In: European journal of operational research : EJOR 240 (2015) 3, pp. 819-824
Persistent link: https://www.econbiz.de/10010486941
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Testing inference in heteroskedastic fixed effects models
Uchôa, Carlos F. A.; Cribari-Neto, Francisco; Menezes, … - In: European journal of operational research : EJOR 235 (2014) 3, pp. 660-670
Persistent link: https://www.econbiz.de/10010341228
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Specifying measurement errors for required lifetime estimation performance
Si, Xiao-sheng; Chen, Mao-yin; Wang, Wenbin; Hu, Chang-hua - In: European journal of operational research : EJOR 231 (2013) 3, pp. 631-644
Persistent link: https://www.econbiz.de/10009787364
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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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Further results on estimating inefficiency effects in stochastic frontier models
Tsionas, Efthymios G.; Mamatzakis, Emmanuel C. - In: European journal of operational research : EJOR 275 (2019) 3, pp. 1157-1164
Persistent link: https://www.econbiz.de/10011993677
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The effect of measurement errors on the performance of the exponentially weighted moving average control charts for the ratio of two normally distributed variables
Nguyen, Huu-Du; Kim Phuc Tran; Kim Duc Tran - In: European journal of operational research : EJOR 293 (2021) 1, pp. 203-218
Persistent link: https://www.econbiz.de/10012502468
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The GMM estimation of semiparametric spatial stochastic frontier models
Hou, Zhezhi; Zhao, Shunan; Kumbhakar, Subal - In: European journal of operational research : EJOR 305 (2023) 3, pp. 1450-1464
Persistent link: https://www.econbiz.de/10013499048
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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
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An improved least squares Monte Carlo valuation method based on heteroscedasticity
Fabozzi, Frank J.; Paletta, Tommaso; Tunaru, Radu - In: European journal of operational research : EJOR 263 (2017) 2, pp. 698-706
Persistent link: https://www.econbiz.de/10011794017