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Spatial scale and product mix economies in U.S. banking with simultaneous spillover regimes
Glass, Anthony; Kenjegaliev, Amangeldi; Kenjegalieva, … - In: European journal of operational research : EJOR 284 (2020) 2, pp. 693-711
Persistent link: https://www.econbiz.de/10012238785
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State subsidized reinsurance programs: Impacts on efficiency, premiums, and expenses of the U.S. health insurance markets
Fung, Derrick W. H.; Wei, Pengyu; Yang, Charles C. - In: European journal of operational research : EJOR 306 (2023) 2, pp. 941-954
Persistent link: https://www.econbiz.de/10014279194
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Do subsidies increase firm productivity? : evidence from Chinese manufacturing enterprises
Li, Mingyang; Jin, Man; Kumbhakar, Subal - In: European journal of operational research : EJOR 303 (2022) 1, pp. 388-400
Persistent link: https://www.econbiz.de/10013363924
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Aggregation of scale efficiency
Zelenyuk, Valentin - In: European journal of operational research : EJOR 240 (2015) 1, pp. 269-277
Persistent link: https://www.econbiz.de/10010491711
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The determinants of efficiency and productivity in the Swiss insurance industry
Biener, Christian; Eling, Martin; Wirfs, Jan Hendrik - In: European journal of operational research : EJOR 248 (2016) 2, pp. 703-714
Persistent link: https://www.econbiz.de/10011409749
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Exploring data envelopment analysis for measuring collaborated innovation efficiency of small and medium-sized enterprises in Korea
Lee, Jiyoung; Kim, Chulyeon; Choi, Gyunghyun - In: European journal of operational research : EJOR 278 (2019) 2, pp. 533-545
Persistent link: https://www.econbiz.de/10012102560
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A spatial productivity index in the presence of efficiency spillovers : evidence for U.S. banks, 1992-2015
Glass, Anthony; Kenjegalieva, Karligash - In: European journal of operational research : EJOR 273 (2019) 3, pp. 1165-1179
Persistent link: https://www.econbiz.de/10011987701
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Under pressure : how the business environment affects productivity and efficiency of European life insurance companies
Eling, Martin; Schaper, Philipp - In: European journal of operational research : EJOR 258 (2017) 3, pp. 1082-1094
Persistent link: https://www.econbiz.de/10011644673
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A parallel production frontiers approach for intertemporal efficiency analysis : the case of Taiwanese commercial banks
Kao, Chiang; Liu, Shiang-Tai - In: European journal of operational research : EJOR 255 (2016) 2, pp. 411-421
Persistent link: https://www.econbiz.de/10011532088
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Returns to scale and most productive scale size in DEA with negative data
Sahoo, Biresh K.; Khoveyni, Mohammad; Eslami, Robabeh; … - In: European journal of operational research : EJOR 255 (2016) 2, pp. 545-558
Persistent link: https://www.econbiz.de/10011532192