“…By their very nature, PMS require the use of multi-criteria methods (Santos et al, 2002). The primary quantitative frameworks found in the literature on PMS are intended to reduce dimensionality and hence a product of the MAUT (Multi-Attribute Utility Theory) aggregation model school (Diakoulaki et al, 1992;Lee et al, 1995;Rangone, 1996;Kim et al, 1997;Suwignjo et al, 2000), although a few studies have been based on outranking models (Mareschal et al, 1991;Babic et al, 1998). MAUT models allow defining the overall performance of a company with respect to its various elementary objectives (Berrah et al, 2004).…”