Proceedings of the Twenty-Eighth International Joint Conference on Artificial Intelligence (IJCAI-19) Flexible Representative Democracy: An Introduction with Binary Issues Ben Abramowitz1 and Nicholas Mattei2 1Rensselaer Polytechnic Institute, Troy, NY, USA 2Tulane University, New Orleans, LA, USA
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[email protected] Abstract been used in many contexts and disciplines to reduce the computation and communication burden of decision makers. We introduce Flexible Representative Democracy The Computational Social Choice (COMSOC) community (FRD), a novel hybrid of Representative Democ- [Brandt et al., 2016] has produced a large body of research racy (RD) and Direct Democracy (DD), in which on how to select and weight representatives. Indeed, using voters can alter the issue-dependent weights of a multi-winner voting [Skowron et al., 2016], we can view the set of elected representatives. In line with the liter- winners as a set of exemplars that may be used to decide some ature on Interactive Democracy, our model allows downstream application.Often it is beneficial to elect fixed the voters to actively determine the degree to which committees which meet certain axiomatic criteria. For exam- the system is direct versus representative. How- ple, committees should be proportional and have justified rep- ever, unlike Liquid Democracy, FRD uses strictly resentation of the voters [Aziz et al., 2017]. Intuitively, these non-transitive delegations, making delegation cy- difficulties in electing committees carry through to the set- cles impossible, preserving privacy and anonymity, ting of Representative Democracy (RD) where the commit- and maintaining a fixed set of accountable elected tee makes decisions in the interest of the voters/agents who representatives.