Bob Chakravorti was a guest lecture in Heather Russell's graduate law FinTech Program at Boston University Law School. Bob discussed the potential roles for cryptocurrencies and blockchains in finance.
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...
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...
Over the last decade, consumers have tripled their use of credit cards as more merchants have increased their acceptance of them. This increase suggests that incentives in today’s marketplace favor greater credit card use by consumers and acceptance by merchants. In this paper, Chakravorti and Shah study the set of...