The Arizona Employment and Unemployment Data Set AZEUD is made up of information drawn from administrative records of government agencies in two separate samples A 20 sample of workers who applied for unemployment insurance UI in Arizona 1963-71 and A 1 sample of the Arizona labor force 1957-72. The 20 sample is drawn from the Continuous Wage and Benefit History CWBH data, a data set maintained by the Arizona Bureau of Employment Security AZBES. This data set contains detailed longitudinal histories of both the employment and unemployment experience of workers who claimed UI benefits in Arizona, 1963-71. In total, about 40,000 workers are in the 20 sample. The 1 sample is derived from the Social Security Administrations Longitudinal Employee-Employer Data LEED file. The data file contains detailed longitudinal histories of the employment experience of workers covered by Social Security employed in Arizona 1957-72. There is no explicit indicator of whether or not workers in this file claimed unemployment insurance. In total, about 25,000 workers are in the 1 sample.