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Parcourez les articles de presse, médias en ligne, blogs, podcasts et vidéos sur notre travail et la recherche de nos affiliés, ainsi que nos communiqués et lettres d'information, par année. Nous invitons les médias à nous contacter par courriel

The Effects of Student Coaching in the United States

Rachel Baker
Researchers conducted a randomized evaluation to test the effectiveness of providing individualized coaching to university students on their persistence in university courses. Students who were assigned to a coach were more likely to persist in university.

Graduating the Ultra-Poor in Ghana

Nathanael Goldberg
Jeremy Shapiro
Bram Thuysbaert
Hannah Trachtman
Researchers evaluated a multi-faceted approach aimed at improving the long-term incomes of the ultra-poor. They found that the approach had long-lasting economic and self-employment impacts and that the long-run benefits, measured in terms of household expenditures, outweighed their up-front costs.

Nudging Medical Providers to Adopt and Sustain Better Quality Care Practices in Argentina

Resistance to change can prevent medical practitioners from providing their patients with the best possible care. Within the context of an existing results-based financing program in public health clinics in Argentina, researchers evaluated the impact of a temporary increase in price incentives on...

Clinical Decision Support for Outpatient High-Cost Radiology Ordering in the United States

Bruce Darrow
Joseph Doyle
Joseph Kannry
Madhu Mazumdar
David Mendelson
Researchers are studying the impact of a clinical decision support system on the ordering of high-cost scans.

Improving Electoral Integrity with Information and Communications Technology in Uganda

Clark Gibson
Danielle Jung
Researchers sent letters to polling stations announcing smartphone vote-tally audits to evaluate the impact of audits on electoral irregularities such as non-adherence to transparency regulations and falsified vote tallies. Relative to a comparison group, letters increased the number of polling...

Subsidized Land Titles, Social Institutions, and Land Formalization in the Democratic Republic of Congo

In Kananga, Democratic Republic of Congo (DRC), researchers conducted a randomized evaluation to test the impact of a subsidized land titling program on both starting and completing land registration, as well as on citizens’ participation in social institutions. Being offered a land titling subsidy...

How Messages to Parents Impact Student Performance in Brazil

Nina Cunha
Ricardo Madeira
Researchers conducted a randomized evaluation with 9th graders’ parents in São Paulo to investigate whether weekly messages giving updates on a child’s attendance and effort, or messages emphasizing their importance, better motivated parents. Both types of messages led parents to ask more about...

Estimating the Human Costs of Debtor Prisons

In Egypt, a sizable portion of the prison population is incarcerated solely for failing to repay private debts, highlighting serious concerns about the social, economic, and legal consequences of debtor imprisonment. Researchers are conducting two randomized evaluations, the first tests the impact...