This paper estimates the effect of Wal-Mart expansion on retail employment at the county level. Using an instrumental-variables approach to correct for both measurement error in entry dates and endogeneity of the timing of entry, I find that Wal-Mart entry increases retail employment by 100 jobs...

Job-search and migration behavior differ across educational groups. In this paper, I explore several differences between the migration and search behavior of workers with different levels of education, both theoretically and empirically. I start with two stylized facts. First, the propensity to...