Borrowing decisions affect most households, with large stakes and implications for research
subfields as varied as macroeconomics and industrial organization. I review theoretical and …

The growth of the availability and use of detailed household financial transaction micro data
has dramatically expanded the ability of researchers to understand both household decision …

The past decade has witnessed a phenomenal rise of digital wallets, and the COVID-19
pandemic further accelerated their adoption globally. Such e-wallets provide not only a …

Household financial decisions are complex, interdependent, and heterogeneous, and
central to the functioning of the financial system. We present an overview of the rapidly …

This chapter provides an overview of household finance. The first part summarizes key facts
regarding household financial behavior, emphasizing empirical regularities that are …

We study how individuals repay their debt using linked data on multiple credit cards.
Repayments are not allocated to the higher interest rate card, which would minimize the cost …

Using a data set covering one quarter of the US general-purpose credit card market, we
document that 29% of accounts regularly make payments at or near the minimum payment …

We document substantial cross-individual dispersion in US credit card borrowing costs,
even after controlling for borrower risk and card characteristics. That remaining dispersion …

We connect various streams of academic literature to analyze how alternative competition
and regulatory policies may affect the development of digital financial services, and …

The 2009 CARD Act limited credit card lenders' ability to raise borrowers' interest rates on
the basis of information learned during lending relationships. This paper estimates the …