1 Introduction Mostapha Diss and Vincent Merlin -- Part IThe Condorcet Efficiency of Voting Rules and Related Paradoxes -- 2 Analyzing the Probability of Election Outcomes with Abstentions William V. Gehrlein and Dominique Lepelley -- 3 Condorcet Efficiency of General Weighted Scoring Rules...

This book includes up-to-date contributions in the broadly defined area of probabilistic analysis of voting rules and decision mechanisms. Featuring papers from all fields of social choice and game theory, it presents probability arguments to allow readers to gain a better understanding of the...

We define and examine the concept of social acceptability of committees, in multi-winner elections context. We say that a committee is socially acceptable if each member in this committee is socially acceptable, i.e., the number of voters who rank her in their top half of the candidates is at...

The main criticism to the aggregation of individual preferences under majority rules refers to the possibility of reaching inconsistent collective decisions from the election process. In these cases, the collective preference includes cycles and even could prevent the election of any alternative...