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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

Cash Transfers’ Effects on Food Consumption in Mexico

Carlos Chiapa
Silvia Prina
Irvin Rojas
Researchers conducted a randomized evaluation to test the impact of the anti-poverty cash transfer program, PROSPERA, on food consumption for families living in poverty in Mexico. Households consumed enough food both before and after receiving the cash transfer.

Text Messages as Reminders for Antiretroviral Medication Adherence in Kenya

Researchers introduced text message reminders to evaluate their effect on Kenyan patients taking their antiretrovirals consistently and not skipping doses. Patients who received weekly text messages were more likely to take their medicine 90 percent of the time and were less likely to skip doses for...

Student Incentive Structures in Malawi

Hyuncheol Kim
Hyuk Harry Son
Researchers conducted a randomized evaluation to test the impact of two different performance-based incentives on students’ test scores, motivation, and behavior in Malawi. They find that tournament-style incentives that rewarded the top performers among a large group lowered test scores and student...

Revealing Stereotypes about Immigrant Students to Middle School Teachers in Italy

Researchers evaluated the impact of informing middle school teachers in Italy about their implicit stereotypes towards immigrant students on end-of-year grading. Both math and literature teachers eligible to receive feedback before the end-of-the-year grading gave higher grades to immigrant students...

Digital Monitoring and Health Service Provision in Sierra Leone

In many countries, rural populations access social services through decentralized systems that hire community-based workers with high monitoring needs, leaving little time for supervisors to perform other essential functions. Researchers are evaluating the impact of a phone-based e-monitoring app...

The Impact of Stigma on Labor Market Assistance Take-Up in Egypt

Jamin D. Speer
Researchers studied the impact of acknowledging and refuting stigma on take-up of labor market assistance programs. The results of three randomized evaluations indicated that mentioning stigma, even with the aim of dispelling it, generally reduced take-up of these programs.

The Impact of Candidates’ Political Connections on Voters' Expressed Support in Pakistan

Ali Cheema
Asad Liaqat
Farooq Naseer
Jacob N. Shapiro
Researchers evaluated the impact of randomly varied information about candidates’ political connections on voters' beliefs and self-expressed support in the context of a 2015 local election in Sargodha, a district in rural Pakistan. Providing information on candidates’ connectedness increased voters...

The Impact of Government-run Remedial Education Programs on Student Learning in Ghana

Building on previous research, researchers in this study evaluated the impact of several targeted instruction programs on the learning outcomes of primary school students in Ghana’s public schools. Researchers found significant improvements in numeracy and literacy on average; of the four...