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Researchers evaluated whether the ethnicities of wholesale buyers and sellers in Chennai, India, affected the transaction terms. They found that traders offered lower prices to buyers of the same ethnicity, but not necessarily because they trusted them more.

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 evaluated the impact of additional investments in agriculture on income for subsistence farmers. In rural Mali, giving some farmers unrestricted cash grants led to significantly higher productivity and profits, suggesting farmers would invest more in their farms if they had more capital.

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...

La distribución de cisternas de agua en el noreste de Brasil llevó a un menor número solicitudes de beneficios privados a políticos locales y menos votos para los alcaldes y alcaldesas en ejercicio, quienes generalmente tienen más recursos para involucrarse en clientelismo. Marco González-Navarro y...