Persuading Voters
18 Pages Posted: 12 Nov 2015
Date Written: November 10, 2015
Abstract
In a symmetric information voting model, an individual (politician) can influence voters’ choices by strategically designing a policy experiment (public signal). We characterize the politician’s optimal experiment. With a non-unanimous voting rule, she exploits voters’ heterogeneity by designing an experiment with realizations targeting different winning coalitions. Consequently, under a simple-majority rule, a majority of voters might be strictly worse off due to the politician’s influence. We characterize voters’ preferences over electoral rules and provide conditions for a majority of voters to prefer a supermajority (or unanimity) voting rule, in order to induce the politician to supply a more informative experiment.
Keywords: Strategic experimentation, persuasion, voting
JEL Classification: D72, D83
Suggested Citation: Suggested Citation