Using a unique dataset on gaming and credit cards, we discover that default rates are higher among individuals who spend more, more frequently, and more erratically on video games, and among those who have more and more diverse games on their mobile devices. These results are less pronounced...

We extend the model of Cornand and Heinemann (2008, Economic Journal) and examine how to implement partial announcement by selling public information when the agents' action is strategic complements. In a game of information acquisition, there exist multiple equilibria and the partial...

Financial markets and macroeconomic environments are often characterized by positive externalities. In these environments, transparency may reduce expected welfare from an ex-ante point of view: public announcements serve as a focal point for higher-order beliefs and affect agents' behaviour...

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...