Blog

News

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

Building Trust in Fertilizer Quality Among Farmers in Tanzania

Annemie Maertens
Researchers conducted an evaluation to test the impact of an information campaign about fertilizer quality on farmers’ beliefs and their purchase and use of fertilizer. The information campaign led farmers to change their beliefs about the quality of fertilizer available in local markets and to buy...

Improving Economic and Psychological Well-being through Unconditional Cash Transfer in Kenya

Charlotte Ringdal
Jeremy Shapiro
Xiao Yu Wang
In Rarieda, Kenya, researchers conducted a randomized evaluation to measure the impact of GiveDirectly’s UCT program on poor rural households’ economic and psychological well-being. Results demonstrated that the program had significant welfare-improving impacts, both economically and psychologically...

The Effects of Youth Employment: Evidence from New York City Summer Youth Employment Program Lotteries

Alexander Gelber
Adam Isen
Numerous summer jobs programs in the United States seek to support the employment of young people facing barriers to employment and opportunity. Researchers studied the impact of the New York City Summer Youth Employment Program (which used a lottery to determine participation) on youth earnings...

Training Teachers in Curiosity-Based Science Pedagogy in India

Ariel Gomez
Vinay Jha
Santosh Kumar
Sandeep Kumar
Nishith Prakash
Soham Sahoo
Despite making great strides in expanding access to education, developing countries like India continue to lag in measures of actual student learning. To understand how quality of education mediates learning, this randomized control trial evaluates a pedagogical intervention training science...

How Does Winning the Lottery Affect Labor Supply? Evidence from Sweden

David Cesarini
Erik Lindqvist
Robert Östling
Researchers used data on lottery winners in Sweden to determine whether receiving an influx of cash affected the labor supply decisions of winners and their spouses. They found that lottery winners reduced their labor supply, suggesting that cash transfers can have an effect on labor market outcomes...

Structured Study Time, Self-Efficacy, and Tutoring

In this study, researchers evaluated scalable methods to improve student retention and performance in an online course, with the goal of improving meaningful access to this resource.

Accountability and Transparency in the Mining Sector of Peru

Researchers evaluated an accountability workshop program, which educated citizens on the distribution of extractive industry tax revenues and the formal means of local political participation. The program had mixed results on local government quality, increasing the likelihood of initiating recall...

Incentivizing Property Tax Inspectors through Performance-Based Postings in Pakistan

Together with the provincial government, researchers evaluated the impact of a performance-based incentive scheme on tax inspectors’ performance in Punjab, Pakistan. The incentive scheme allowed tax inspectors to choose their next posting location based on their past performance; specifically, how...