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Fertilizer use has been promoted to boost agricultural productivity and increase farmers’ yields and income. Researchers conducted a randomized evaluation among rice farmers in Bangladesh to evaluate the impact of providing leaf color charts and basic training on the quantity and timing of...

Researchers evaluated the effect of distributing “value-added” teacher evaluations to principals in New York City. Their findings suggest that principals found the reports useful and used them to inform their overall perceptions of teacher effectiveness.

Buyers often have limited information on service quality in low- and middle-income countries. In the absence of information, buyers may receive low quality services or may choose not to seek out service at all, limiting potential benefits for households. Researchers evaluated a program in Pakistan...

Researchers evaluated the impact of providing teachers with access to high-quality online lessons and implementation support on student achievement in mathematics. Providing teachers with access to the lessons, reminders, and implementation support significantly increased student achievement.

Researchers examined whether a program that provides people who are incarcerated with services both prior to and after their release could improve employment prospects and reduce recidivism. One year later, the program increased employment and reduced the likelihood of re-arrest. However, earnings...

Researchers conducted two randomized evaluations to test the impact of coaching teachers on integrating CAL in their elementary and middle school mathematics instruction in two large, diverse school districts in the United States. The intervention led to improved math performance in one evaluation...