Deliberation as Self-Discovery and Institutions for Political Speech

We present a game-theoretic model of the social dynamics of belief change in which the (relevant) logically non-omniscient audience becomes convinced that the speakers' messages are `true' because its own prior beliefs logically entail them, rather than — as in cheap-talk models — because the speaker is (endogenously) trustworthy. We characterize the equilibria of the game and consider how their aggregate informational properties change with the...