In this presentation, Sujit "Bob" Chakravorti discusses how new entrants are disrupting payments. Specifically, he looks at how FinTechs are leveraging new technologies and Big Tech firms leveraging their large user bases to provide payment services to underserved segments often at lower prices. He also analyzes the role of the...
Baumann, Chakravorti, and Shaaya identify and summarize the recent academic and industry literature on the benefits of large banks from the perspective of economies of scale and scope along with the benefits of a large, diverse set of products and services provided by a large bank. Second, they explore how...
Payment cards continue to replace cash and checks in advanced economies. Along with the growth of payment card transactions has come greater scrutiny by public authorities of certain payment network rules along with the level of certain fees. Chakravorti reviews the growing payment card literature and discusses the impact of...
In his presentation to Bank of Mexico economists and payment experts, Chakravorti presented an update of economic models that consider various forms of regulation.
Bolt and Chakravorti study the ability of banks and merchants to influence the consumer's payment instrument choice. Consumers participate in payment card networks to insure themselves against three types of shocks - income, theft, and their merchant match. Merchants choose which payment instruments to accept based on their production costs...
Bolt and Chakravorti explain how a payment network operates. Having established the payment network framework, they discuss the costs and benefits of providing and using payment cards relative to various other types of payment instruments. Next, they review the key contributions to the theoretical payment card literature. They consider papers...
In this book chapter, Chakravorti considers linkages between consumer payments and credit. Payors, those that make payments, and payees, those that receive payments, choose among various payment instruments based on their preferences toward convenience, risk, and cost. According to a recent U.S. survey, the usage of payment cards is increasing...
Chakravorti and To construct a two-period model to study the interactions among consumers, merchants, and a card issuer. The model yields the following results. First, if the issuer's cost of funds is not too high and the merchant's profit margin is sufficiently high, in every equilibrium of our model the...
Chakravorti studies systemic risk in multilateral net settlement systems is investigated using a four-period model. The model focuses on the tradeoff between systemic risk and the cost of interbank transfers along with the importance of the overnight money markets that were a key factor in the most recent financial crisis...
Chakravorti investigates payments system reforms begun by the Bank of Mexico in 1994. The goals of these reforms are to reduce the amount of uncollateralized intraday credit extended by the Bank of Mexico (previously unlimited), to promote a market-based allocation of intraday credit for interbank payments, and to move large-value...