By Simar Léopold   in Journal of Productivity Analysis

ISSN:0895-562X|20|3|391-424

Springer Publishing Company ‎(2003)‎

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By Daraio Cinzia   Simar Léopold   in Journal of Productivity Analysis

ISSN:0895-562X|24|1|93-121

Springer Publishing Company ‎(2005)‎

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By Bonaccorsi Andrea   Daraio Cinzia   Simar Léopold   in Scientometrics

ISSN:0138-9130|66|2|389-410

Springer Publishing Company ‎(2006)‎

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By Bădin Luiza   Daraio Cinzia   Simar Léopold   in Annals of Operations Research

ISSN:0254-5330|214|1|5-30

Springer Publishing Company ‎(2014)‎

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