Merawti: a method for the ranking of the alternatives with ties

In this technical report we present a method that can be used by a set of decison makers in order to rank a certain number of alternatives according to a given set of criteria. The method aims at producing a directed multigraph involving all the alternatives so that it is possible for the decison makers to identify the worst alternatives and the best alternatives. The worst alternatives are never selected by the decision makers that perform their final selection among teh best aletrnatives.