We study implications of habit formation for optimal taxation. First, we show that taxation problems with habit formation can be analyzed using dynamic programming techniques. Second, we derive optimal labor and savings wedges for habit formation preferences. We show that habit formation...

In this survey, we review the quantitative macroeconomic literature analyzing consumer debt and default. We start by providing an overview of consumer bankruptcy law in the US and document the relevant institutional changes over time. We proceed with a comprehensive empirical section, describing...

Mainstream logic supports the idea that platforms bring large benefits to firms, especially smaller ones, by opening up access to a broader set of consumers and making firms' products easier to find. However, this argument mostly applies to transaction platforms that match consumer preferences...

Do firms' and consumers' expectations react to central bank announcements? Past literature has come to divergent conclusions, but it has systematically ignored how media treat the announcements. This paper investigates the link between monetary policy announcements and expectations by taking...

We examine the effect of personal, two-way communication on the behavior of borrowers, who have fallen behind on their consumer loan payments. While the lender has informed all borrowers about the delinquency through an automatically generated letter, some borrowers also receive a phone call...

We document five effects of providing individuals with crowdsourced spending information about their peers (individuals with similar characteristics) through a FinTech app. First, users who spend more than their peers reduce their spending significantly, whereas users who spend less keep...

We study the spending response of first-time borrowers to an overdraft facility and elicit their preferences, beliefs, and motives through a FinTech application. Users increase their spending permanently, lower their savings rate, and reallocate spending from non-discretionary to discretionary...

Empirical evidence that migrants send home more remittances after disasters raises the question of whether remittances can be used to self-insure, substituting for both formal and informal insurance. We investigate this question using a unique data set on the usage patterns of financial services...