Rigidity in wages has long been thought to impede the functioning of labor markets. One recent strand of the research on wage flexibility in the United States and elsewhere has focused on the possibility of downward nominal wage rigidity and what implications such rigidity might have for the...

"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,...