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.

Displaying 97-104 of 1266
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...
Larger cumulative transfers to the household significantly improved outcomes in many aspects of child physical, cognitive, and language development, both in the short and long term.

Using Conditional Cash Transfers to Improve Early Childhood Development in Mexico

Lia C.H. Fernald
Paul Gertler
James Manley
Lynnette Neufeld
There is substantial evidence that, in the short-term, conditional cash transfer (CCT) programs improve health and nutritional outcomes for young children. Researchers studied the effects of a CCT program in Mexico, which required school attendance and preventive medical care, on child health and...
Women carrying food in Tanzania.

Incentives to Reduce Unsafe Sex in Rural Tanzania

Ramadhani Abdul
Faraji Abilahi
William Dow
Erick Gong
Zachary Isdahl
Julian Jamison
Boniphace Jullu
Suneeta Krishnan
Albert Majura
Carol A. Medlin
Edward Miguel
Jeanne Moncada
Sally Mtenga
Mathew Alexander Mwanyangala
Rose Nathan
Laura Packel
Julius Schachter
Kizito Shirima
Damien de Walque
In Tanzania, researchers examined whether making cash payments conditional on testing negative for sexually transmitted infections (STIs) can improve safe sex practices among young adults. They found that offering cash incentives of US$20 significantly reduced STI rates after one year, although...
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 in overalls installs insulation between wood beams,

The Effect of Incentive-Based Pay in the Weatherization Assistance Program on Energy Efficiency in Illinois

Peter Christensen
Paul Francisco
Erica Myers
Researchers conducted a randomized evaluation of the Illinois Home Weatherization Assistance Program (IHWAP), which aims to improve energy efficiency in low-income households. The study tested the impact of performance-based pay for contractors implementing air sealing retrofits as part of IHWAP...
A view from a rooftop over the city

Delivering Clean Water to Households in India

Fiona Burlig
Amir Jina
Anant Sudarshan
More than two billion people around the world lack access to clean drinking water, and current approaches to increasing access have fallen short. Researchers conducted a randomized evaluation to test the impact of delivering clean water directly to households on the valuation of clean water, and...
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SMS Reminders for Patient Compliance with Tuberculosis Treatment in Pakistan

Rachel Glennerster
Aamir Khan
Shama Mohammed
In this study, researchers evaluated the impact of daily SMS medication reminders on treatment outcomes for tuberculosis patients. The study found that SMS reminders had no impact on treatment outcomes, self-reported adherence to the treatment regime, or self-reported physical and psychological...