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Efficiency of funding to rural revitalization and regional heterogeneity of technologies in China : dynamic network nonconvex metafrontiers

Ren, Tiantian; Wang, Na; Xiao, Helu; Zhou, Zhongbao - In: Socio-economic planning sciences : the international … 92 (2024), pp. 1-24

Persistent link: https://www.econbiz.de/10014529077

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

Parameter uncertainty in estimation of portfolio efficiency : evidence from an interval diversification-consistent DEA approach

Xiao, Helu; Ren, Tiantian; Zhou, Zhongbao; Liu, Wenbin - In: Omega : the international journal of management science 103 (2021), pp. 1-25

Persistent link: https://www.econbiz.de/10012581724

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 fuzzy portfolio efficiency via an improved DEA approach

Xiao, Helu; Ren, Tiantian; Ren, Teng - In: INFOR : information systems and operational research 58 (2020) 3, pp. 478-510

Persistent link: https://www.econbiz.de/10012253800

DEA frontier improvement and portfolio rebalancing : an application of China mutual funds on considering sustainability information disclosure

Zhou, Zhongbao; Xiao, Helu; Jin, Qianying; Liu, Wenbin - In: European journal of operational research : EJOR 269 (2018) 1, pp. 111-131

Persistent link: https://www.econbiz.de/10011864214

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

Measuring the dynamic efficiency of socially responsible investment funds : evidence from dynamic network DEA with diversification

Xiao, Helu; Liu, Xin; Ren, Tiantian; Zhou, Zhongbao - In: INFOR : information systems and operational research 60 (2022) 4, pp. 531-557

Persistent link: https://www.econbiz.de/10013555556