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Ghost seats in the Basque Parliament
(Departamento de Fundamentos del Análisis Económico I, UPV/EHU, 2015-04-24)
In elections voters have generally four options: to abstain, to cast a blank vote, to cast a null vote, or to vote for a candidate or party. This last option is a positive expression of support, while the other three options ...
Emergence of Cooperation in Heterogeneous Population: A Discrete-Time Replicator Dynamics Analysis
(Departamento de Fundamentos del Análisis Económico I, 2013-12)
The emergence of cooperation is analyzed in heterogeneous populations where individuals can be classified in two groups according to their phenotypic appearance. Phenotype recognition is assumed for all individuals: ...
Games with perceptions
(Deparamento de fundamentos del análisis económico I, 2012-10-23)
We assume that 2 x 2 matrix games are publicly known and that players perceive a
dichotomous characteristic on their opponents which defines two types for each player. In turn, each type has beliefs concerning her opponent's ...
Discriminating by Tagging: Artificial Distinction, Real Discrimination
(2011-02-08)
We introduce a new variation of the hawk-dove game suggested by an experiment that studies the behavior of a group of domestic fowls when a subgroup has been marked. Speci cally we consider a population formed by two types ...
Quaternary dichotomous voting rules
(2010-01)
In this paper we provide a general model of "quaternary" dichotomous voting rules (QVRs), namely, voting rules for making collective dichotomous decisions (to accept or reject a proposal), based on vote profiles in which ...