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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. 

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...

Scaling Up Male Circumcision Programs: Demand Responses to Prices and Information

Jobiba Chinkhumba
An evaluation of a voucher program in urban Malawi found that providing information and reducing the price of circumcision only slightly increased take-up.

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...

Consumer Price Subsidies and Nutrition in China

Nolan Miller
A number of low-income countries subsidize the price of staple foods such as rice in an effort to improve nutrition, and these programs generally enjoy great public support. However, subsidizing staple foods may cause households to shift to their spending to better-tasting foods that are actually...

Enhancing Local Public Service Delivery through Financial Reform of India's Employment Guarantee

Social programs in developing countries are often plagued by corruption, especially within the flow of funds from the central government to beneficiaries. For the Mahatma Gandhi National Rural Employment Guarantee Scheme (MGNREGS) in India, the central government disburses funds to local governments...

The Persuasive Effects of Televised Campaign Ads

James G. Gimpel
Daron R. Shaw
Early in the 2006 campaign for governor of Texas, the launch date and volume of television advertisements as well as the launch date of radio advertisements for the incumbent candidate were randomly assigned across media markets to evaluate the impact of the ads on public opinion. Results indicate...