• Non anonymous ballot aggregation: an axiomatic generalization of Approval Voting 

      Alcalde Unzu, Jorge Upna; Vorsatz, Marc (2011)   Documento de trabajo / Lan gaiak  OpenAccess
      We study axiomatically situations in which the society agrees to treat voters with different characteristics distinctly. In this setting, we propose a set of six intuitive axioms and show that they jointly characterize a ...
    • Sharing the costs of cleaning a river: the upstream responsibility rule 

      Alcalde Unzu, Jorge Upna; Gómez Rúa, María; Molis Bañales, Elena (2013)   Documento de trabajo / Lan gaiak  OpenAccess
      The cleaning up of waste present in transboundary rivers, which requires the cooperation of different authorities, is a problematic issue, especially when responsibility for the discharge of the waste is not well-defined. ...
    • Size approval voting 

      Alcalde Unzu, Jorge Upna; Vorsatz, Marc (2007)   Documento de trabajo / Lan gaiak  OpenAccess
      We propose a new class of voting rules, called Size Approval Voting. According to this rule, the effective weight of a vote from a given individual depends on how many other alternatives the very same individual votes for. ...
    • Strategy-proof location of public facilities 

      Alcalde Unzu, Jorge Upna; Vorsatz, Marc (2015)   Documento de trabajo / Lan gaiak  OpenAccess
      Agents frequently have different opinions on where to locate a public facility. While some agents consider the facility a good and prefer to have it nearby, others dislike it and would like to see it built far away from ...
    • Uncertainty with ordinal likelihood information 

      Alcalde Unzu, Jorge Upna; Arlegi Pérez, Ricardo Upna (2007)   Documento de trabajo / Lan gaiak  OpenAccess
      This paper proposes a new framework of choice under uncertainty, where the only information available to the decision maker is about the the ordinal likelihood of the different outcomes each action generates. This contrasts ...