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~isPartOf:"Omega : the international journal of management science"
~person:"Liu, Wenbin"
~subject:"Business network"
~subject:"Theory"
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Data envelopment analysis
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Liu, Wenbin
Wu, Desheng Dash
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Omega : the international journal of management science
Socio-economic planning sciences : the international journal of public sector decision-making
1
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ECONIS (ZBW)
3
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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
Saved in:
2
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
Saved in:
3
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
Saved in:
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