Search frictions can explain why the "law of one price" fails in retail markets and why even firms selling commodity products have pricing power. In online commerce, physical search costs are low, yet price dispersion is common. We use browsing data from eBay to estimate a model of consumer...

Search frictions can explain why the "law of one price" fails in retail markets and why even firms selling commodity products have pricing power. In online commerce, physical search costs are low, yet price dispersion is common. We use browsing data from eBay to estimate a model of consumer...

In some insurance markets, the uninsured can generate a negative externality on the insured, leading insurance companies to pass on costs as higher premia. Using a novel panel data set and a staggered policy change that exogenously varied the rate of uninsured drivers at the county level in...

In some insurance markets, the uninsured can generate a negative externality on the insured, leading insurance companies to pass on costs as higher premia. Using a novel panel data set and a staggered policy change that exogenously varied the rate of uninsured drivers at the county level in...

This paper uses staggered bank branching deregulation across states in the United States to examine the impact of the resulting increase in the supply of credit on college enrollment from the 70s to early 90s. A significant advantage of our research design is that it produces estimates that are...

This paper investigates the importance of ethnic homophily in the hiring discrimination process, and provides a novel test for statistical discrimination. Our evidence comes from a correspondence test performed in France, in which we use three different kinds of ethnic identification: French...

Numerous field experiments have demonstrated the existence of discrimination in labor markets against specific minority groups. This paper uses a correspondence test to determine whether this discrimination is due to prejudice against specific groups, or a general preference for the majority...

This paper investigates the importance of ethnic homophily in the hiring discrimination process, and provides a novel test for statistical discrimination. Our evidence comes from a correspondence test performed in France, in which we use three different kinds of ethnic identification: French...

Numerous field experiments have demonstrated the existence of discrimination in labor markets against specific minority groups. This paper uses a correspondence test to determine whether this discrimination is due to prejudice against specific groups, or a general preference for the majority...