It takes many years for more efficient electronic payments to be widely used, and the fees that merchants (consumers) pay for using those services are increasing (decreasing) over time. We address these puzzles by studying payments system evolution with a dynamic model in a twosided market...

The new boundary between publicly and privately provided payments systems and the role of collateral may be changing. Recent technological developments have made it feasible for markets and policymakers to contemplate abolishing physical cash, and replacing it with electronic alternatives like...

Until the recent financial crisis, the safety and soundness of financial institutions was assessed from the perspective of the individual institution. The financial crisis highlighted the need to take systemic externalities seriously when rethinking prudential oversight and the regulatory...