Audit studies testing for discrimination have been criticized because applicants from different groups may not appear identical to employers. Correspondence studies address this criticism by using fictitious paper applicants whose qualifications can be made identical across groups. However, Heckman and Siegelman (1993) show that group differences…

Over the past few decades, the economic prospects for workers possessing relatively few skills have worsened as the demand for skills in the labor market has increased. Even in jobs that might be categorized as low-skilled, workers require a diverse set of skills to succeed. Many of these skills can only be obtained through schooling or job…