Results from the Seattle and Denver Income Maintenance Experiments are used to predict nationwide labor-supply effects and costs of six alternative negative income tax programs. To make the predictions, a labor-supply model parameterizing the experimental treatments is estimated using...

In this volume, a select group of UI researchers describes the motivation for and the design, implementation, and impacts of UI bonus experiments administered in Illinois, Pennsylvania, and Washington. They also describe the benefits and costs of the various experimental treatments for the...