We present a model of persuasive signalling, where a privately-informed sender selects from a class of signals with different precision to persuade a receiver to take one of two actions. The sender's information could be either favourable or unfavourable. The receiver observes both the sender's...

We develop a model where the speaker obtains information about which they can lie to persuade the audience. The option to lie, when exercised on the equilibrium path, incentivizes the speaker to seek more persuasive information. However, the conditions under which this happens are surprisingly...