Estimating the technical efficiency of health care systems: A cross-country comparison using the directional distance function G Cheng, PD Zervopoulos European Journal of Operational Research 238 (3), 899-910, 2014 | 144 | 2014 |
A variant of radial measure capable of dealing with negative inputs and outputs in data envelopment analysis G Cheng, P Zervopoulos, Z Qian European Journal of Operational Research 225 (1), 100-105, 2013 | 126 | 2013 |
Knowledge-based economies and the institutional environment D Schiliro Theoretical and Practical Research in Economic Fields (TPREF) 3 (05), 42-50, 2012 | 88 | 2012 |
Market orientation for sustainable performance and the inverted-U moderation of firm size: Evidence from the Greek shipping industry A Pantouvakis, I Vlachos, PD Zervopoulos Journal of cleaner production 165, 705-720, 2017 | 67 | 2017 |
A cross-country evaluation of environmental performance: Is there a convergence-divergence pattern in technology gaps? K Kounetas, PD Zervopoulos European Journal of Operational Research 273 (3), 1136-1148, 2019 | 35 | 2019 |
Applying quality-driven, efficiency-adjusted DEA (QE-DEA) in the pursuit of high-efficiency–high-quality service units: an input-oriented approach P Zervopoulos, T Palaskas IMA Journal of Management Mathematics 22 (4), 401-417, 2011 | 31 | 2011 |
Reform of public administration in Greece: evaluating structural reform of central government departmentsin Greece: application of the DEA methodology A Makrydemetres, PD Zervopoulos, ME Pravita Hellenic Observatory, European Institute, 2016 | 25 | 2016 |
Performance measurement with multiple interrelated variables and threshold target levels: Evidence from retail firms in the US PD Zervopoulos, TS Brisimi, A Emrouznejad, G Cheng European Journal of Operational Research 250 (1), 262-272, 2016 | 23 | 2016 |
Developing a step-by-step effectiveness assessment model for customer-oriented service organizations SN Brissimis, PD Zervopoulos European Journal of Operational Research 223 (1), 226-233, 2012 | 23 | 2012 |
Directional distance function DEA estimators for evaluating efficiency gains from possible mergers and acquisitions HAH Al Tamimi, A Duqi, A Kanas, PD Zervopoulos Journal of the Operational Research Society 73 (6), 1240-1257, 2022 | 21 | 2022 |
Systemic risk and CO2 emissions in the US A Kanas, P Molyneux, PD Zervopoulos Journal of Financial Stability 64, 101088, 2023 | 19 | 2023 |
Overcoming the infeasibility of super-efficiency DEA model: A model with generalized orientation G Cheng, Z Qian, P Zervopoulos | 19 | 2011 |
The interplay of financial reporting quality and investment efficiency: evidence from the USA N Assad, A Jaafar, PD Zervopoulos Journal of Financial Reporting and Accounting, 2023 | 16 | 2023 |
A multi-parametric method for bias correction of DEA efficiency estimators PD Zervopoulos, S Sklavos, A Kanas, G Cheng Journal of the Operational Research Society 70 (4), 655-674, 2019 | 16 | 2019 |
An alternative Bayesian data envelopment analysis approach for correcting bias of efficiency estimators PD Zervopoulos, K Triantis, S Sklavos, A Kanas Journal of the Operational Research Society 74 (4), 1021-1041, 2023 | 14 | 2023 |
Systemic risk, real GDP growth, and sentiment A Kanas, PD Zervopoulos Review of Quantitative Finance and Accounting 57 (2), 461-485, 2021 | 13 | 2021 |
Performance–effectiveness–efficiency measurement methods in public sector: international and greek experience P Zervopoulos, T Palaskas Administrative Science Review 16, 152-186, 2010 | 12 | 2010 |
Dealing with small samples and dimensionality issues in data envelopment analysis P Zervopoulos | 7 | 2012 |
The effect of institutional factors on environmental efficiency: A cross-country analysis using a Bayesian data envelopment analysis approach JM Alshehhi, PD Zervopoulos Journal of Cleaner Production 395, 136401, 2023 | 6 | 2023 |
Systemic risk-shifting in US commercial banking A Kanas, PD Zervopoulos Review of Quantitative Finance and Accounting 54, 517-539, 2020 | 6 | 2020 |