In this PLoS ONE article, Allen, Carbo, Chakravorti, Rodriguez, and Ardic use random forest estimation to identify 14 key predictors out of 190 variables with the largest predictive power for MSMR adoption and usage of digital payments. Using conditional inference trees, we study the importance of sequencing and interactions of...
In this keynote presentation, Chakravorti discusses how FinTech and big tech firms are increasing competition in the payments space. Entry into payments, often allows these non-bank providers the ability to offer loans to underserved consumers and small merchants. In the rest of the talk, Chakravorti discusses the effectiveness of certain...
The adoption of electronic payments and their frequent use is thought of as a first step for broader financial use for traditionally unbanked individuals and merchants. The purpose of this report is to analyze the design, implementation, and efficacy of many incentives implemented by different types of stakeholders around the...
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 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...