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Shen, Wanfang; Yang, Guoliang; Zhou, Zhongbao; Liu, Wenbin - In: DEA and its applications in operations and data analytics, (pp. 337-359). 2019

Persistent link: https://www.econbiz.de/10012104514

Two-stage DEA models with undesirable input-intermediate-outputs

Liu, Wenbin; Zhou, Zhongbao; Ma, Chaoqun; Liu, Debin; … - In: Omega : the international journal of management science 56 (2015), pp. 74-87

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Estimating directional returns to scale in DEA

Yang, Guo-Liang; Liu, Wenbin - In: INFOR : information systems and operational research 55 (2017) 3, pp. 243-273

Persistent link: https://www.econbiz.de/10011779826

Estimation of cardinality constrained portfolio efficiency via segmented DEA

Zhou, Zhongbao; Jin, Qianying; Xiao, Helu; Wu, Qian; … - In: Omega : the international journal of management science 76 (2018), pp. 28-37

Persistent link: https://www.econbiz.de/10011798977

Estimation of portfolio efficiency via DEA

Liu, Wenbin; Zhou, Zhongbao; Liu, Debin; Xiao, Helu - In: Omega : the international journal of management science 52 (2015), pp. 107-118

Persistent link: https://www.econbiz.de/10010485943

Stochastic leader-follower DEA models for two-stage systems

Zhou, Zhongbao; Sun, Wenting; Xiao, Helu; Jin, Qianying; … - In: Journal of management science and engineering 6 (2021) 4, pp. 413-434

Data envelopment analysis (DEA) is a non-parametric approach for measuring the relative efficiencies of peer decision making units (DMUs). In recent years, it has been widely used to evaluate two-stage systems under different organization mechanisms. This study modifies the conventional...

Persistent link: https://www.econbiz.de/10013207104

Estimation of portfolio efficiency in nonconvex settings : a free disposal hull estimator with non-increasing returns to scale

Xiao, Helu; Zhou, Zhongbao; Ren, Teng; Liu, Wenbin - In: Omega : the international journal of management science 111 (2022), pp. 1-16

Persistent link: https://www.econbiz.de/10013271740

A non-convex metafrontier DEA model with natural and managerial disposability for pollutant tax levels and environmental efficiencies analysis

Zhou, Zhongbao; Sun, Wenting; Xiao, Helu; Jin, Qianying; … - In: Journal of the Operational Research Society 73 (2022) 10, pp. 2294-2308

Persistent link: https://www.econbiz.de/10013532446

A data envelopment analysis model integrated with portfolio theory for energy mix adjustment : evidence in the power industry

Zeng, Ximei; Zhou, Zhongbao; Gong, Yeming; Liu, Wenbin - In: Socio-economic planning sciences : the international … 83 (2022), pp. 1-16

Persistent link: https://www.econbiz.de/10013363702

Optimal pricing of climate risk

Coleman, Thomas F.; Dumont, Nicole S.; Li, Wanqi; Liu, … - In: Computational economics 60 (2022) 3, pp. 1101-1134

Persistent link: https://www.econbiz.de/10013380876