The authors discuss a group of supplementary results from the experiments, primarily the impact of the treatments on the earnings of claimants, the nature and quality of jobs, and employer attachment.

Presents the primary results of the experiments, namely the effects directly on the UI system. The impact on the dollar value of benefits paid to claimants and the duration of insured unemployment are also estimated.

Describes participants and rules of participation in the experiments and then estimates the extent to which UI claimants assigned to the experiments failed to collect bonuses for which they were eligible. The amount "left on the table" has significant policy implications for any program modeled...