I am Phd student, and want to use model Fuzzy DEA of Kao and Liu 2003; so please can provide me with the codes or package for this model.
Article Liu, S.T.: Fuzzy efficiency measures in data envelopment ana...
Dear Abdallah Tayebi,
I suggest you to see links on subject.
https://cran.r-project.org/web/packages/deaR/deaR.pdf
https://mdpi-res.com/d_attachment/sustainability/sustainability-13-06774/article_deploy/sustainability-13-06774.pdf
https://www.emerald.com/insight/content/doi/10.1108/BIJ-06-2021-0319/full/html
Best regards
Maybe you can use maxDea premium software
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