A major conceptual error in the standard BLS and Lebergott unemployment estimates for 1933-1943 is reported. Emergency workers (employees of federal contracyclical programs such as WPA) were counted as unemployed on a normal-jobs-to-be-created instead of job-seekers unemployment definition. For...

This paper develops a model of unemployment rate dynamics that provides an explanation of persistent cyclical unemployment that does not involve persistent expectational errors or other nonoptimizing behavior. Our results are based on the interaction of search dynamics and inventory adjustments....

A major conceptual error in the standard BLS and Lebergott unemployment estimates for 1933-1943 is reported. Emergency workers (employees of federal contracyclical programs such as WPA) were counted as unemployed on a normal-jobs-to-be-created instead of job-seekers unemployment definition. For...