This paper presents the results of two experimental evaluations of transitional jobs programs for recently released former prisoners: the Evaluation of the Center for Employment Opportunities (CEO) and the Transitional Jobs Reentry Demonstration (TJRD). The analysis assesses the effects of these...

This paper considers the problem of allocating N indivisible objects among N agents according to their preferences when transfers are not allowed, and studies the tradeoff between fairness and efficiency in the class of strategy-proof mechanisms. The main finding is that for strategy-proof...

This paper considers the problem of allocating N indivisible objects among N agents according to their preferences when transfers are not allowed, and studies the tradeoff between fairness and efficiency in the class of strategy-proof mechanisms. The main finding is that for strategy-proof...

Opportunistic experiments are a type of randomized controlled trial to study the effects of a planned intervention or policy change with minimal added disruption and cost. This guide defines opportunistic experiments and provides examples, discusses issues to consider when identifying potential...