Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 98 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

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Firm representatives sitting in conference room for an event watching speaker at podium.

Capacity-building with small and medium enterprises for emissions reductions and firm growth in Türkiye

Researchers are conducting a randomized evaluation to test the impact of emissions reductions-focused loan support to small and medium firms in Türkiye on reducing these firms’ greenhouse gas emissions and protecting firm growth.
A woman works at call center in customer service

Online Customer Discrimination against Female Workers in Sub-Saharan Africa

Erin Kelley
Gregory Lane
Matthew Pecenco
Edward Rubin
Researchers evaluated the impact of gender-based discrimination on female teleworkers’ productivity in online sales interactions with customers in Africa. When a customer chat representative had a female-sounding name, it led to significantly fewer purchases, and slower and more reserved reactions...

The Impact of Cognitive Behavioral Therapy and Cash Transfers on High-Risk Young Men in Liberia

Chris Blattman
Sebastian Chaskel
Julian Jamison
Margaret Sheridan
To understand the long-term effectiveness of CBT among adults, researchers evaluated the impact of a short-term CBT program and the distribution of unconditional cash transfers on the behavior of high-risk young men in Liberia. CBT reduced criminal behavior among participants both in the short run...
Photo of rice farmers in Bangladesh

Leveraging Referrals to Improve Targeting for Agricultural Training in Bangladesh

Researchers tested whether referrals by past trainees—both with and without incentives—improved the effectiveness of an agricultural training. Overall, the training increased adoption rates and improved agricultural performance. Referred farmers were only slightly more likely to adopt than those...

Community Driven Development in Sierra Leone

Katherine Casey
Rachel Glennerster
Edward Miguel
Maarten Voors
Researchers studied the impact of a community driven development program in Sierra Leone in the short and long-run and contrasted it with a technocratic approach to delegate the management of development projects to high skill individuals. In the short term, the CDD program increased the stock of...
Child having his finger pricked in Bihar, India

Evaluating the Impact on Anemia of Making Double Fortified Salt Available in Bihar, India

Abhijit Banerjee
Sharon Barnhardt
Esther Duflo
In Bihar, India, researchers examined how double fortified salt could be most effectively priced, marketed, and distributed, in order to have the greatest impact on a range of health, education, and economic outcomes.
Long-Term Diffusion of Swarna-Sub1 In India

Long-Term Diffusion and Impact of Flood-Tolerant Rice in India

Kyle Emerick
Alain de Janvry
Manaswini Rao
Elisabeth Sadoulet
In India, researchers leveraged a randomized evaluation of the distribution of a new seed variety to assess how the new seed spread within communities and social groups. They found that local social structures, such as the jati-caste system, influenced the extent of seed adoption. In particular...
Female African American doctor speaks to patient

Reducing Administrative Burden for Postpartum Individuals Accessing Primary Care in the United States

Researchers evaluated the impact of auto-scheduling appointments with targeted messages and nudge reminders on primary care engagement within four months after delivery for postpartum individuals with diabetes, hypertension, mental illness, or obesity. Individuals who received this intervention were...