"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,...

"The absence of a competitive market and the presence and strength of public-sector labor unions make it likely that public-sector pay reflects an element of rent extraction by government workers. In this paper, we test a specific hypothesis that connects such rent extraction to the level of...

"This paper uses detailed administrative data from one of the largest community colleges in the United States to quantify the extent to which academic performance depends on students being of similar race or ethnicity to their instructors. To address the concern of endogenous sorting, we use...