The paper assesses the communication strategies of the Federal Reserve, the Bank of England and the European Central Bank and their effectiveness. We find that the effectiveness of communication is not independent from the decisionmaking process in the committee. The paper shows that the Federal...

Should principals explain and justify their evaluations? In this paper the principal's evaluation is private information, but she can provide some justifications by sending a costly message. Indeed, it is optimal for the principal to explain her evaluation to the agent if and only if the...