Cieślak, Anna; Malamud, Semyon; Schrimpf, Andreas - 2020 - This version: December 15, 2019
We study the general problem of information design for a policymaker—a central bank—that communicates its private information (the ``state") to the public. We show that it is optimal for the policymaker to partition the state space into a finite number of ``clusters” and to communicate to...