In his lecture as part of a broader course on Effective Oversight of Payment and Settlement Systems: Maintaining Financial Plumbing edited by Charles Kahn, Chakravorti describes the underlying economics of retail payments including substitution of payment instruments, regulation of them, and underlying incentives to use them. He looks at specific...
Bob Chakravorti discusses surcharging and honor-all-cards rules for payment cards. Generally, merchants charge the same price regardless of the type of payment instrument used to make purchases. In many jurisdictions, merchants are not allowed to add a surcharge for payment card transactions because of legal (some states in the U.S...
While payment card usage has increased dramatically, the stock of outstanding currency has not declined as rapidly. Amromin and Chakravorti analyze changes in cash demand for 13 advanced economies from 1988 to 2003 by separating cash into three denomination categories to disentangle its store of wealth and payment functions. Defining...
In this article, Chakravorti and McHugh address why consumers, merchants, and financial institutions are reluctant to embrace electronic payments even though electronic payment networks, such as the credit card and automated clearinghouse (ACH) networks, have existed for more than 25 years. While most Internet-based transactions are primarily processed via credit...
Chakravorti and Roson construct a model to study competing payment networks, where networks offer differentiated products in terms of benefits to consumers and merchants. We study market equilibria for a variety of market structures: duopolistic competition and cartel, symmetric and asymmetric networks, and alternative assumptions about consumer preferences. We find...