In peer mechanisms, the competitors for a prize also determine who wins. Each competitor
may be asked to rank, grade, or nominate peers for the prize. Since the prize can be …

A prize is to be awarded, so each candidate designates one of his peers on a ballot. The
ballots determine the lottery that selects the winner, and impartiality requires that no …

Among a group of selfish agents, we consider nomination correspondences that determine
who should get a prize on the basis of each agent's nomination. Holzman and Moulin …

Abstract In the Roman Catholic Church, the pope is elected by the (cardinal) electors
through “scrutiny,” where each elector casts an anonymous nomination. Using historical …

We study functions that produce a ranking of $ n $ individuals from $ n $ such rankings and
are impartial in the sense that the position of an individual in the output ranking does not …

We consider the model of peer ratings, where agents are requested to report preferences on
the other agents and a social welfare function aggregates such preferences into a social …

This study focuses on situations where a finite set of alternatives is evaluated by collecting
evaluations from several individuals, some of whom may not evaluate specific alternatives …

A possibly partial jury has to choose the winner of a competition. A deserving winner exists
and her identity is common knowledge among the jurors, but it is not known by the planner …

A jury has to decide the winner of a competition among a group of contestants. All members
of the jury know who the deserving winner is, but this contestant is unknown to the planner …

The Queen Elisabeth International Music Competition of Belgium founded in 1937, is among
the world's most prestigious and demanding music competitions. It alternates between cello …