The purpose of this paper is to determine whether workers' commitment to the labor force declined after 9/11, as many popular press accounts at the time suggested it would. The results indicate that any measured decline in hours spent working was the result of economic conditions rather than...

As a measure of labor market strength, the raw employment-to-population ratio (EPOP) confounds employment outcomes with labor supply behavior. Movement in the EPOP depends on the relative movements of the employment rate (one minus the unemployment rate) and the labor force participation rate....

This paper applies a standard treatment effects model to determine that participation in Freshman Learning Communities (FLCs) improves academic performance and retention. Not controlling for individual self-selection into FLC participation leads one to incorrectly conclude that the impact is the...

Do firms employing undocumented workers have a competitive advantage? Using administrative data from the state of Georgia, this paper investigates the incidence of undocumented worker employment across firms and how it affects firm survival. Firms are found to engage in herding behavior, being...

"This paper applies a standard treatment effects model to determine that participation in freshman learning communities (FLCs) improves academic performance and retention. Not controlling for individual self-selection into FLC participation leads one to incorrectly conclude that the impact is...