Search our database of 1155 randomized evaluations conducted by our affiliates in 95 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

Displaying 1-8 of 1155

Psychosocial Support to Improve Mental Health and Child Development Among Rohingya Refugees in Bangaldesh

Tanvir Ahmed Mozumder
Tabassum Rahman
Tanvir Shatil
Abu Siddique
Researchers evaluated the impact of a psychosocial support program on mental health and child development among Rohingya refugees in Bangladesh. Results showed that the support program improved the mental health of mothers and children and led to improvements in early childhood development.

Does EdTech Substitute for Traditional Learning? The Impact of Computer-Assisted Learning in Russia

Robert W. Fairlie
Anastasia Kapuza
Elena Kardanova
Prashant Loyalka
Andrey Zakharov
Researchers conducted a randomized evaluation to evaluate the impact of computer-assisted learning (CAL) on student test scores. The CAL program improved students’ math and language test scores, but increasing the time students spent on CAL did not lead to additional gains.

Personalizing Information to Improve Retirement Savings in Chile

Olga Fuentes Contreras
Julio Riutort
Felix Villatoro
Researchers partnered with Chile’s national pension authority to evaluate the effect of personalized versus generic information, delivered via self-service kiosks at government offices, on long-term savings. People who received personalized information increased their voluntary contributions in the...

The Impact of a Large-Scale Community-Led Total Sanitation Program in Indonesia

Susan Olivia
Researchers conducted a randomized evaluation to study the impact of a large-scale Community-Led Total Sanitation (CLTS) program in Indonesia on sanitation practices, attitudes towards open defecation, and child health. When implemented by external resource agencies instead of local governments...

Improving Youth Employment Opportunities and Reducing Information Barriers through LinkedIn Training in South Africa

Laurel Wheeler
Eric Johnson
Patrick Shaw
Marissa Gargano
Researchers conducted an evaluation to test the impact of LinkedIn training on labor market outcomes for young, low-income job seekers in South Africa. Providing LinkedIn training increased end-of-program employment rates by 10 percent (7 percentage points), with effects persisting for twelve months...

The Role of Reference Letters and Skill Accreditation in the South African Labour Market

Martin Abel
Rulof Burger
Employers in the low-skill and entry-level job market often lack information on job seekers’ abilities, which can reduce interview invitations and job offers for job seekers, especially for disadvantaged groups such as women. Researchers partnered with the South African Department of Labour to...

Countering Covid-19 Misinformation through WhatsApp in Zimbabwe

Jeremy Bowles
Shelley Liu
In this randomized evaluation in Zimbabwe, researchers studied how social media messages targeting misinformation can affect people’s beliefs about and responses toward Covid-19. The study found that these messages increased participants’ knowledge of Covid-19 information by 7 percentage points and...