The paper shows that self-control, time preferences, and values are malleable in adults, and that investments in these skills and preferences reduce crime and violence. The authors recruited criminally-engaged Liberian men and randomized half to eight weeks of group cognitive behavioral therapy,...

Although the concept of randomized assignment to control for extraneous factors reaches back hundreds of years, the first empirical use appears to have been in an 1835 trial of homeopathic medicine. Throughout the 19th century, there was primarily a growing awareness of the need for careful...

Laboratory experiments were conducted to investigate how private and public information affect the selection of an innovation and the timing of adoption. The results shed light on the behavioral anomaly called the “energy-efficiency gap” in which consumers and firms delay adoption of...

Improving women's agency, namely their ability to define goals and act on them, is crucial for advancing gender equality and the empowerment of women. Yet, existing frameworks for women's agency measurement -- both disorganized and partial -- provide a fragmented understanding of the constraints...

The international community is paying increased attention to the 25 percent of the world's population that lives in fragile and conflict affected settings, acknowledging that these settings represent daunting development challenges. To deliver better results on the ground, it is necessary to...

This study conducted a randomized experiment to improve participation in a youth employment program in Côte d'Ivoire by testing text message outreach methods. Sending text messages highlighting that the program was free only to eligible youth had no impact, but messages sent to both youth and...