SUPERCEDES 14-28. This paper examines how a negative shock to the security of personal finances due to severe identity theft changes consumer credit behavior. Using a unique data set of linked consumer credit data and alerts indicating identity theft, we show that the immediate effects of fraud...

This paper examines how instances of identity theft that are sufficiently severe to induce consumers to place an extended fraud alert in their credit reports affect their risk scores, delinquencies, and other credit bureau variables on impact and thereafter. We show that for many consumers these...

We examine how a negative shock from severe identity theft affects consumer credit market behavior in the United States. We show that the immediate effects of severe identity theft on credit files are typically negative, small, and transitory. After those immediate effects fade, identity theft...