Retraction Note to: Int J Syst Assur Eng Manag (December 2021) 12:1322–1333 https://doi.org/10.1007/s13198-021-01278-6

The Editor in Chief has retracted this article after an investigation by the publisher found evidence of peer review manipulation. Additionally, there appears to be an overlap with a previously-published thesis by a different author [1]. The authors have not responded to correspondence from the Editor about this retraction.