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 97-104 of 264
Two young girls carrying buckets on their heads as they walk along a rural road.

The Impact of Cognitive Behavioral Therapy on Low-Income Individuals in Rural Ghana

Nathan Barker
Gharad Bryan
Dean Karlan
Angela Ofori-Atta
Christopher Udry
Researchers worked with Innovations for Poverty Action and the University of Ghana Medical School to design, implement, and conduct a randomized evaluation of the impacts of a group CBT curriculum on low-income individuals in rural Ghana. CBT improved participants’ mental and physical well-being...
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Empowering Citizens through Community-Based Development Empower Citizens in Ghana

Christopher Udry
Researchers conducted a randomized evaluation to test the impact of community-based development on political participation, public goods provision, and individual well-being in Ghana. They found that, although the community engagement program led to changes in local leadership, it was not an...
Malaria medication

The Impact of Discounting the Cost of Medicine on Overprescriptions in Mali

Carolina Lopez
Anja Sautmann
Simone Schaner
Researchers varied patients’ information about a discount on treatment for simple malaria and measuring take-up of treatment to identify the factors driving overtreatment. While patient pressure on doctors in response to the discount led to excess prescription of antimalarials, there was no evidence...
Patients were paired with health providers from a mix of public and private facilities to engage in a game set up to simulate real-world interactions between patients and providers.

The Role of Patient Complaints on Health Provider Performance in Kenya

Isaac Mbiti
Danila Serra
Poor infrastructure, limited access to medicine, poor service provision, and a lack of accountability often lead to poor health outcomes in many developing countries. Researchers conducted a lab-in-the-field randomized experiment to evaluate patients’ willingness to file complaints against service...
A female nurse examines a female patient at a clinic in India.

The Impacts of Mental Health Treatment on Work and Productivity in India

Manuela Angelucci
Daniel Bennett
Researchers evaluated the impact of providing depression treatment and economic assistance on mental health and economic behavior in peri-urban communities near Bangalore, India. Treatment reduced depression severity, a benefit that persisted when paired with light-touch livelihoods assistance, but...
Road under construction

Measuring the Economic Returns to Street Paving in Mexico

Marco Gonzalez-Navarro
Climent Quintana-Domeque
Many urban areas in developing countries lack basic services such as piped water, electricity, sewage lines, and paved roads. Researchers analyzed the effect of paving streets in residential areas in Mexico on the living standards of adjacent households. Street paving increased property values...
A pregnant mother consults a medical professional.

Assessing the Effect of Conditional Cash Transfers on Pregnancy Outcomes in France

Marc Bardou
Xavier Carcopino-Tusoli
Bruno Crépon
Catherine Deneux-Tharaux
Philippe Deruelle
Muriel Doret-Dion
Esther Duflo
Astrid Eckman-Lacroix
Frédérique Falchier
Isabelle Fournel
Aurélie Godard-Marceau
Ghada Hatem-Gantzer
Laurent Laforet
Nicolas Meunier-Beillard
Mathieu Morin
Franck Perrotin
Tiphaine Raia-Barjat
Isabelle Le Ray
Thomas Schmitz
Elise Thellier
Women of lower socioeconomic status adhere to recommended prenatal care regimens at lower rates, which can have adverse effects on both maternal and newborn outcomes. Researchers conducted a randomized evaluation to measure the impact a financial incentive of € 30 ($33.89) per visit per month on...
man wearing face mask looking at cell phone

Mitigating the Economic and Mental Health Impacts of Covid-19

The Covid-19 pandemic has affected health systems and economies across the world. Low-income communities have experienced particularly detrimental impacts, as a lack of financial stability further exacerbated augment the crisis. In partnership with the mental health care center SCARF, researchers...