Payment systems policy is a critical interest of the Federal Reserve Bank of Chicago. In the process of monitoring payment developments, the Emerging Payments & Policy Resource Center maintains a bibliography of payment systems research that includes a broad range of topics, studies, and media. ; The Payments Studies Resource Center Research Bibliography is published by the Federal Reserve Bank of Chicago as a service to financial services industry researchers and executives. The bibliography is for use by industry researchers and executives, and brings together key conceptual, empirical, and cross-disciplinary research on payment systems. This bibliography is updated quarterly.