Debit cards are overtaking credit cards as the most prevalent form of electronic payment at the point of sale, yet the determinants of a ubiquitous consumer choice-"debit or credit?"-have received relatively little scrutiny. Several stylized facts suggest that debit-card use is driven by...

The dramatic rise in credit card charge-offs in the midst of a vigorous expansion suggests that bank card borrowers have become inherently riskier. This paper investigates how the mix of credit card borrowers has changed in recent years, and how those changes affect delinquency risk. The new...

The Federal Reserve Bank of New York (FRBNY) Consumer Credit Panel, created from a sample of U.S. consumer credit reports, is an ongoing panel of quarterly data on individual and household debt. The panel shows a substantial run-up in total consumer indebtedness between the first quarter of 1999...

Credit lines offered by credit cards contain an option arising from changing default probabilities of cardholders. The option value can explain high credit card rates and high profits of card issuers. The card rate producing zero profit for card issuers is higher than interest rates on most...

Comments at the 10th Anniversary of CLS, New York City.

Keynote remarks at the TCH Annual Payments Symposium and Business Meeting, New York City.

This paper proposes a simple mechanism of capital taxation that is negatively correlated with labor supply. Using a life-cycle model of heterogeneous agents, I show that this tax scheme provides a strong work incentive when households possess large assets and high productivity later in the life...

This paper attempts to quantify the benefits associated with operating a liquidity-saving mechanism (LSM) in Fedwire, the large-value payment system of the Federal Reserve. Calibrating the model of Martin and McAndrews (2008), we find that potential gains are large compared to the likely cost of...

In a simple search model of money, we study a special kind of memory that gives rise to an arrangement resembling a payment network. Specifically, we assume that agents can pay a cost to access a central database that tracks payments made and received. Incentives must be provided to agents to...