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Researchers conducted a randomized evaluation to test whether the position of a trained lead farmer within a community’s social network affected other farmers’ decisions to adopt a new agricultural technology in Malawi. Results suggest that having access to multiple lead farmers/central individuals...

Researchers are conducting a randomized evaluation to test the impact of a nursing skills training program targeting female youth based in Assiut and Sohag, Egypt, on employment outcomes on the treated group and more importantly, their local social network.

In Sierra Leone, researchers are testing whether price subsidies and agricultural extension training can reduce the costs of early adoption, and whether using the improved seed varieties will ultimately benefit poor farmers.

In the context of a recent government policy that reduced costs of formalization, researchers provided information on the formal entry process through workshops and personalized visits to determine the impacts of information on firms’ decision to formalize.

When making transfers to poor families, many governments choose to transfer goods rather than cash, often in order to encourage the consumption of specific goods. In southern Mexico, researchers studied the effects of both cash and in-kind transfers on the demand and supply of food. They found that...

Researchers analyzed the impact of a program that provided students in California with a home computer on students’ academic achievement. The program had no effect (either positive or negative) on any educational outcome, including grades, standardized test scores, and attendance.

In Nicaragua, researchers compared the cognitive and health outcomes of boys whose families received conditional cash transfers in the first three years of their lives to those who received the transfers later. Exposing boys to the program during the first 1,000 days of life led to better cognitive...

This study evaluated the efficacy of three different types of emails in encouraging group membership: an impersonal email, a personalized email, and a personalized email that included an element of social pressure. Researchers found that membership increased most among recipients of the social...