He studies household finance, with a particular focus on household borrowing, housing investments, and financial advice. His work has examined the impact of payday loans on household well-being, the default and investment behavior of heavily indebted homeowners, and the effects of unemployment insurance on loan default and credit supply. His current research examines the costs and benefits of financial advice. His articles have been published in leading economics and finance journals such as the Quarterly Journal of Economics, the Journal of Finance, and the Review of Financial Studies.