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 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...