Evaluations

Researchers in rural Bangladesh introduced a thirty-hour chess training program for grade 5 students to evaluate the impact of chess training on cognitive and non-cognitive outcomes, such as math scores, risk taking, patience, attention, and creativity. While the chess program had an unclear effect...

Researchers evaluated the impact of light-touch psychological interventions on health and economic outcomes, with a particular focus on the chlorination of drinking water. After twelve weeks, visualizing the future increased objectively measured chlorination; it also reduced diarrhea episodes among...

Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand-washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...

Researchers evaluated two approaches to improving the quality of Colombian preschools. Providing additional resources to preschools for materials and new staff did not benefit children’s development and, unintentionally, led teachers to reduce their involvement in classroom activities. However, the...

To promote export diversification, the Tunisian government is implementing a $22 million export matching-grant scheme, TASDIR+. TASDIR+ aims to increase exports and promote export diversification toward higher value-added exports and new markets. This study is using a randomized controlled trial to...