Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 99 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 137-144 of 257
A person washes their hands.

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...
Women uses phone in market

The Value of Communication for Mental Health in Ghana

Francis Annan
Belinda Archibong
Re searchers used a randomized evaluation to measure the impact of providing mobile calling credits to low-income adults on well-being outcomes in Ghana. Overall, the mobile credit intervention increased the ability for individuals to meet unexpected communication needs, particularly when delivered...
man wearing surgical mask using cell phone

The Impact of a Text-based Campaign on Intimate Partner Violence in Peru

Erica Field
Javiera Romero
In partnership with the Ministry of Women and Vulnerable Populations of Peru, researchers are evaluating a text-based campaign designed to help men regulate their emotions and reduce perpetration of IPV during the Covid-19 pandemic.
Men lounge outside a meat shop in Pakistan.

Cognitive Behavioral Training to Improve Mental Health Among Conflict-Affected Entrepreneurs in Pakistan

Julian Jamison
Tasmia Rahman
Priyam Saraf
Mental health, well-being, and lasting economic outcomes are intimately connected, and in conflict-affected areas, entrepreneurs of small- and medium-sized enterprises (SME) experience chronic stress and poor mental health on a regular basis. Researchers evaluated the effects of supplementing a cash...

Improving Community Workers' and Beneficiaries' Well-being through a National Conditional Cash Transfer Program in the Dominican Republic

Greg Fischer
Xavier Gine
Dean Karlan
Researchers are evaluating the impact of a conditional cash transfer and community worker program on beneficiary wellbeing.
family of farmers in Pakistan

Applying Behavioral Insights to Design Low-Income Insurance Policies in Pakistan

Torben Fischer
Markus Frölich
Andreas Landmann
This evaluation tested whether offering insurance policies that required enrollment at different group levels mitigated the risk of individuals who are more likely to need health insurance being more likely to purchase policies. When allowed to purchase insurance at the individual level, those most...
A Community Health Worker teaches nutrition to members of local households

Advertising Higher Earnings during Recruitment Processes for Community Service Providers in Uganda

Erika Deserranno
Researchers conducted a randomized evaluation to test the impact of expected earnings on candidates’ perception of a community health worker position in Uganda, and on the resulting size and composition of the applicant pool. Fewer socially motivated participants applied when advertised wages were...
A woman bows her head in prayer while seated in a pew

The Impact of a Christian Values Program on Wellbeing in the Philippines

Gharad Bryan
James Choi
Dean Karlan
In the Philippines, researchers conducted a randomized evaluation to measure the impact of an evangelical Protestant religious values and theology education program on individuals' economic and subjective wellbeing.