Retraction notice: Industry 4.0 in Portugal: validation of a readiness assessment model through an empirical approach

The publisher of Benchmarking: An International Journal wishes to retract the article Guimarães A, Reis P, Pereira T, Marques Cardoso AJ (2025), “Industry 4.0 in Portugal: validation of a readiness assessment model through an empirical approach”. Benchmarking: An International Journal, Vol. ahead-of-print No. ahead-of-print. Link to the DOI. We have been made aware that this article contains third party proprietary data belonging to the SHIFT2Future project, and the authors were not authorized to publish this data. The decision to retract has been informed by COPE’s guidelines on retractions and Emerald’s publishing ethics. Emerald’s policy on clearing permission makes it clear that authors must be responsible for securing the necessary clearance from the copyright holder or appropriate third party. The authors would like to note that they do not agree with the content of this notice. The publisher of the journal sincerely apologizes to the readers.