Workers with high seniority usually have higher wages than workers with low seniority and the same total labor-market experience. In contrast, the results of this paper indicate that for university professors higher seniority is associated with lower salaries. I document this finding for national surveys and individual institutions and explain it as due to monopsonistic discrimination by employers.

Workers with high seniority usually have higher wages than workers with low seniority and the same total labor-marke t experience. In contrast, the results of this paper indicate that higher seniority is associated with lower salaries for university professors. The author documents this finding for national surveys a nd individual institutions and explains it as due to monopsonistic discrimination by employers.