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Evaluating different groups of mutual funds using a metafrontier approach : ethical vs. non-ethical funds
Jin, Qianying; Basso, Antonella; Funari, Stefania; … - In: European journal of operational research : EJOR 312 (2024) 3, pp. 1134-1145
Persistent link: https://www.econbiz.de/10014456477
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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
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A new bivariate approach for modeling the interaction between stock volatility and interest rate : an application to S&P500 returns and options
Ballestra, Luca Vincenzo; D'Innocenzo, Enzo; Guizzardi, … - In: European journal of operational research : EJOR 314 (2024) 3, pp. 1185-1194
Persistent link: https://www.econbiz.de/10014456945
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What causes post-decision disappointment? : estimating the contributions of systematic and selection biases
Vilkkumaa, Eeva; Liesiö, Juuso - In: European journal of operational research : EJOR 296 (2022) 2, pp. 587-600
Persistent link: https://www.econbiz.de/10012663368
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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
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Measurement of eco-efficiency and convergence : evidence from a non-parametric frontier analysis
Kounetas, Konstantinos E.; Polemis, Michael; Tzeremes, … - In: European journal of operational research : EJOR 291 (2021) 1, pp. 365-378
Persistent link: https://www.econbiz.de/10012495313
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Orthant-based variance decomposition in investment portfolios
Giner, Javier - In: European journal of operational research : EJOR 291 (2021) 2, pp. 497-511
Persistent link: https://www.econbiz.de/10012495336
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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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Dividend policy, managerial ownership and debt financing : a non-parametric perspective
Florackis, Chris; Kanas, Angelos; Kostakis, Alexandros - In: European journal of operational research : EJOR 241 (2015) 3, pp. 783-795
Persistent link: https://www.econbiz.de/10010487544
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Growth and convergence of the OECD countries : a multi-sector production-frontier approach
Walheer, Barnabé - In: European journal of operational research : EJOR 252 (2016) 2, pp. 665-675
Persistent link: https://www.econbiz.de/10011457775