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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

Mobilizing Black Voters Using Direct Mail and Commercial Phone Banks in the United States

Researchers evaluated the impact of direct mail and phone calls on the turnout of Black voters in ten different states. Neither mailings nor phone calls significantly impacted voter turnout, perhaps due to the large volume of political messaging that voters had to navigate.

Selective Trials for Agricultural Technology Adoption and Experimentation in Kenya

Catlan Reardon
Erik Snowberg
Researchers are investigating how important these differences are when it comes to increasing the use of irrigation pumps in western Kenya, and whether subsidies for experimentation can be targeted based on certain skills or traits to more effectively increase technology adoption.

Afghanistan Targeting the Ultra-Poor Impact Evaluation

Guadalupe Bedoya
Aidan Coville
Mohammad Isaqzadeh
Jeremy Shapiro
In Afghanistan, researchers evaluated the impact of a Targeting the Ultra Poor program on poverty reduction. The cost-effective program generated large positive impacts for women participants across key outcomes: consumption, assets, psychological well-being, total time spent working, financial...

Preferences of Low-Income Voters on Public Education Spending in Brazil

Researchers conducted two randomized evaluations to test 1) the impact of providing public spending information on voter attitudes and 2) the impact of cash transfers on parental preferences for education.

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...

Workplace Wellness Programs to Improve Employee Health Behaviors in the United States

Zirui Song
Researchers conducted a randomized evaluation of a comprehensive, multi-site workplace wellness program to evaluate the program’s impact on self-reported and clinical health outcomes, health care spending and utilization, and employment outcomes. The program did not have a measurable effect on any...