Water resources issues in the Middle East are increasingly becoming major complicating factors in the socio-political problems of the region. With all the economic problems and water availability constraints facing decision makers, there are a wide variety of options available to the countries...

The determination of specialization degrees for hospitals has been considered by the Coordinating Office of an administrative region of Quebec, Canada. It soon appeared that several points of view had to be considered and that the use of a multicriteria decision aid method was well-adapted to...

A set of tools for group decision support are presented. Decision problems involving several decision makers, here-after called judges, that have to rank several alternatives, are considered. The toolbox is called JUDGES. It includes the four following procedures: &x02022; - a hierarchical...