We provide intuitive, formal, and computational evidence that in a large society Condorcet's paradox (the intransitivity of social preference obtained by pairwise vote) can hardly occur. For that purpose, we compare two models of social choice, one based on voting and another one based on...

In Tanguiane (1991, 1993, 1994) we have introduced quantitative indicators of representativeness, with which we have estimated the capacity of individuals and limited groups to represent a collective preference. We have studied three forms of representation: (a) single representative...

The mathematical theory of democracy is applied to analyze the German Bundestag elections 2009 and to evaluate five German leading parties and their coalitions from the viewpoint of direct democracy. For this purpose, the positions of the parties on over 30 topical issues are compared with...