Valentin Zelenyuk

29 papers Journal 29

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Goodness-of-fit in production models: A Bayesian perspective. Eur. J. Oper. Res. Mike G. Tsionas, Valentin Zelenyuk, Xibin Zhang
2025	J	`jnl`	Likelihood-ratio test for technological differences in two-stage data envelopment analysis for panel data. Eur. J. Oper. Res. Kai Du, Valentin Zelenyuk
2024	J	`jnl`	Generalized theory for measuring efficiency of individuals and groups. Ann. Oper. Res. Valentin Zelenyuk, Valentyn Panchenko
2024	J	`jnl`	Inference for aggregate efficiency: Theory and guidelines for practitioners. Eur. J. Oper. Res. Léopold Simar, Valentin Zelenyuk, Shirong Zhao
2024	J	`jnl`	Russell and slack-based measures of efficiency: A unifying framework. Eur. J. Oper. Res. Valentin Zelenyuk, Shirong Zhao
2024	J	`jnl`	Statistical Inference for Aggregation of Malmquist Productivity Indices. Oper. Res. Manh D. Pham, Léopold Simar, Valentin Zelenyuk
2022	J	`jnl`	Data sharpening for improving central limit theorem approximations for data envelopment analysis-type efficiency estimators. Eur. J. Oper. Res. Bao-Hoang Nguyen, Léopold Simar, Valentin Zelenyuk
2021	J	`jnl`	Sequential data envelopment analysis. Ann. Oper. Res. Rolf Färe, Valentin Zelenyuk
2020	J	`jnl`	Aggregation of inputs and outputs prior to Data Envelopment Analysis under big data. Eur. J. Oper. Res. Valentin Zelenyuk
2020	J	`jnl`	Improving finite sample approximation by central limit theorems for estimates from Data Envelopment Analysis. Eur. J. Oper. Res. Léopold Simar, Valentin Zelenyuk
2019	J	`jnl`	A Unifying Framework for Farrell Profit Efficiency Measurement. Oper. Res. Rolf Färe, Xinju He, Sung Ko Li, Valentin Zelenyuk
2019	J	`jnl`	Combining the Virtues of Stochastic Frontier and Data Envelopment Analysis. Oper. Res. Christopher F. Parmeter, Valentin Zelenyuk
2019	J	`jnl`	Weak disposability in nonparametric production analysis: A new taxonomy of reference technology sets. Eur. J. Oper. Res. Manh D. Pham, Valentin Zelenyuk
2018	J	`jnl`	Central Limit Theorems for Aggregate Efficiency. Oper. Res. Léopold Simar, Valentin Zelenyuk
2018	J	`jnl`	Data envelopment analysis, truncated regression and double-bootstrap for panel data with application to Chinese banking. Eur. J. Oper. Res. Kai Du, Andrew C. Worthington, Valentin Zelenyuk
2017	J	`jnl`	How relevant is the choice of risk management control variable to non-parametric bank profit efficiency analysis? The case of South Korean banks. Ann. Oper. Res. Richard Simper, Maximilian J. B. Hall, Wenbin Liu, Valentin Zelenyuk, Zhongbao Zhou
2017	J	`jnl`	Nonparametric estimation of dynamic discrete choice models for time series data. Comput. Stat. Data Anal. Byeong U. Park, Léopold Simar, Valentin Zelenyuk
2016	J	`jnl`	Generalized nonparametric smoothing with mixed discrete and continuous data. Comput. Stat. Data Anal. Degui Li, Léopold Simar, Valentin Zelenyuk
2015	J	`jnl`	Aggregation of scale efficiency. Eur. J. Oper. Res. Valentin Zelenyuk
2015	J	`jnl`	Decomposing profit efficiency using a slack-based directional distance function. Eur. J. Oper. Res. Rolf Färe, Hirofumi Fukuyama, Shawna Grosskopf, Valentin Zelenyuk
2015	J	`jnl`	Pricing of decision-making units under non-constant returns to scale. J. Oper. Res. Soc. Rolf Färe, Valentin Zelenyuk
2014	J	`jnl`	Aggregation of Malmquist productivity indexes allowing for reallocation of resources. Eur. J. Oper. Res. Andreas Mayer, Valentin Zelenyuk
2014	J	`jnl`	Directional vs. Shephard's distance functions. Optim. Lett. Valentin Zelenyuk
2013	J	`jnl`	A scale elasticity measure for directional distance function and its dual: Theory and DEA estimation. Eur. J. Oper. Res. Valentin Zelenyuk
2011	J	`jnl`	Aggregation of economic growth rates and of its sources. Eur. J. Oper. Res. Valentin Zelenyuk
2009	J	`jnl`	Comparative analysis of banking production frameworks in eastern european financial markets. Eur. J. Oper. Res. Karligash Kenjegalieva, Richard Simper, Tom Weyman-Jones, Valentin Zelenyuk
2007	J	`jnl`	Extending Färe and Zelenyuk (2003). Eur. J. Oper. Res. Rolf Färe, Valentin Zelenyuk
2006	J	`jnl`	Aggregation of Malmquist productivity indexes. Eur. J. Oper. Res. Valentin Zelenyuk
2003	J	`jnl`	On aggregate Farrell efficiencies. Eur. J. Oper. Res. Rolf Färe, Valentin Zelenyuk