America’s small businesses have adopted credit cards as both a payment method and a borrowing vehicle. The segment also uses other payment card products, including debit, charge, and prepaid cards. The dollar volume of spending with cards designed for small businesses increased by 230 percent...

Over the past decade many of the nation's largest public transit providers have gone from fare-payment systems based on cash and coin to more modern electronic systems that implement payment cards, including agency-issued prepaid cards, credit cards, and debit cards. On September 16, 2008, the...

For two decades, Visa Inc. has contracted with a market research firm to gather detailed information from U.S. consumers about the forms of payment they use when carrying out transactions at many types of merchants. This omnibus project, the Visa Payment Panel Study, has recorded the migration...

Many factors influence credit-card-issuing banks’ decisions about how to fund credit card loans. These factors include the size and structure of the institution, economic conditions, and the regulatory environment. Against the backdrop of a much smaller market for credit card asset-backed...

The Great Recession offers a unique opportunity to analyze the performance of credit risk models under conditions of economic stress. We focus on the performance of models of credit risk applied to risk-segmented credit card portfolios. Specifically, we focus on models of default and loss and...

This paper uses tradeline-level credit card data to examine initial credit limits and early credit limit increases before and after the Great Recession and implementation of the Credit Card Accountability, Responsibility, and Disclosure Act of 2009 (the CARD Act). I compare two vintages of...

Consumer confidence in payment card systems has been built up over many decades. Cardholders expect to use their cards to execute payment instructions in a reliable and timely manner. Data breaches that degrade the perceived safety and reliability of payment cards may weaken consumer confidence...

Credit card portfolios represent a significant component of the balance sheets of the largest US banks. The charge‐off rate in this asset class increased drastically during the Great Recession. The recent economic downturn offers a unique opportunity to analyze the performance of credit risk...

In the data, most consumer defaults on unsecured credit are informal and the lending industry devotes significant resources to debt collection. We develop a new theory of credit card lending that takes these two features into account. The two key elements of our model are moral hazard and costly...

Public data, proprietary issuer data, and data collected by the author from a review of over 150 lender-borrower contracts from 15 of the largest issuers in the U.S. suggest that, over the past 10 years, credit card issuers have drastically changed the way that they price their product. This...