Ferrando, Josep Enric Peris; Martínez, Begoña Subiza - Instituto Valenciano de Investigaciones Económicas (IVIE) - 2003
Choice functions on tournaments always select the maximal element (Condorcet winner), provided they exist, but this … usual choice functions and the set of maximal elements in weak tournaments. We introduce choice functions selecting maximal … elements, whenever they exist. Moreover, we compare these choice functions with those that already exist in the literature. …