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Estimating the technical efficiency of health care systems : a cross-country comparison using the directional distance function
Cheng, Gang; Zervopoulos, Panagiotis D. - In: European journal of operational research : EJOR 238 (2014) 3, pp. 899-910
Persistent link: https://www.econbiz.de/10010401583
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A multi-parametric method for bias correction of DEA efficiency estimators
Zervopoulos, Panagiotis D.; Sklavos, Sokratis; Kanas, … - In: Journal of the Operational Research Society 70 (2019) 4, pp. 655-674
Persistent link: https://www.econbiz.de/10012212910
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A cross-country evaluation of environmental performance : is there a convergence-divergence pattern in technology gaps?
Kounetas, Konstantinos; Zervopoulos, Panagiotis D. - In: European journal of operational research : EJOR 273 (2019) 3, pp. 1136-1148
Persistent link: https://www.econbiz.de/10011987698
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The influence of sustainable socio-economic factors on environmental efficiency : an international analysis during turbulent periods
Alshehhi, Jawahir M.; Zervopoulos, Panagiotis D. - In: International Journal of Energy Economics and Policy : IJEEP 15 (2025) 1, pp. 165-179
Persistent link: https://www.econbiz.de/10015338317
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Directional distance function DEA estimators for evaluating efficiency gains from possible mergers and acquisitions
Tamimi, Hussain A. Hassan al-; Duqi, Andi; Kanas, Angelos; … - In: Journal of the Operational Research Society 73 (2022) 6, pp. 1240-1257
Persistent link: https://www.econbiz.de/10013372992
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An alternative Bayesian data envelopment analysis approach for correcting bias of efficiency estimators
Zervopoulos, Panagiotis D.; Triantis, Konstantinos P.; … - In: Journal of the Operational Research Society 74 (2023) 4, pp. 1021-1041
Persistent link: https://www.econbiz.de/10014334850