Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 97 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 9-16 of 1266
houses in Medellín, Colombia

Contesting Criminal Gang Governance in Medellin: The Impacts of Intensive Municipal Governance and Community Organization on Gang Control and Governing of Neighborhoods

Chris Blattman
Gustavo Duncan
Benjamin Lessing
Santiago Tobón
In partnership with the City of Medellín, researchers randomly introduced a program that intensified government outreach to gang-controlled neighborhoods. The study found no evidence that the city’s intervention reduced gang rule.
Man walking with phone in hand and with headphones on

Combating Misinformation using Fact-Checking via WhatsApp in South Africa

Jeremy Bowles
Kevin Croke
Horacio Larreguy
Shelley Liu
Researchers conducted a randomized evaluation to assess how fact-checks regularly sent to participants through WhatsApp can affect their ability to discern false information, as well as their beliefs and attitudes related to topics subject to viral misinformation, particularly Covid-19. Overall, the...
local council members sitting on floor talking

Increasing Women’s Local Political Participation Through Top-Down and Bottom-Up Training in Indonesia

Eitan Paul
A researcher evaluated the impact of empowerment training for female citizens and training for male council chairs on women's participation in neighborhood associations, known as rukun tetangga (RT) in Malang, East Java, Indonesia.
Group of people using phone in Pakistan

Using a Technology-Based Solution to Reduce Public Health Worker Absenteeism in Pakistan

Michael Callen
Ali Hasanain
Muhammad Yasir Khan
Young man and older man look at drawings taped to wall

Facilitating Youth's Access to Apprenticeships in Tulle (France), and Encouraging Youth to Complete Them

Thomas Le Barbanchon
Bruno Crépon
Marc Gurgand
Roland Rathelot
Philippe Zamora
Researchers evaluated the effect of personalized counseling to French youth on finding an apprenticeship, completing it, and securing longer-term employment. Personalized counseling encouraged more youth to start a pre-apprenticeship training program, but did not improve take-up into apprenticeship...

Promoting Handwashing Behavior in Peru: The Effects of Large-Scale Community and School-Level Interventions

Nicolas Ajzenman
Sebastian Galiani
Paul Gertler
Alexandra Orsola-Vidal
Researchers evaluated the impact of a large-scale handwashing intervention in Peru that introduced an innovative mix of mass media campaigns along with more intensive community activities, including educational sessions for caregivers and a handwashing curriculum in some schools. The program was...
Street scene with fruit vendors and electronics stalls in Hyderabad, India

Measuring the Impact of Microfinance in Hyderabad, India

Abhijit Banerjee
Emily Breza
Esther Duflo
Rachel Glennerster
Cynthia Kinnan
Researchers evaluated the impact of increased access to microcredit on the economic and social well-being of women and their families in Hyderabad, India. They found that microcredit had mixed effects on business activities and little to no effect on women’s empowerment or children’s education.
Woman (in foreground) and man (in background) picking out produce at a grocery store.

The Impact of Unconditional Cash Transfers on Consumption and Household Balance Sheets in the United States

Alex Bartik
David E. Broockman
Patrick Krause
Sarah Miller
Elizabeth Rhodes
Eva Vivalt
Researchers conducted a randomized evaluation testing the impact of monthly cash transfers of $1,000 to low-income individuals in Texas and Illinois on household expenditures, debts and assets, and financial health. The study found that receiving the cash transfer increased spending by $310 per...