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Search our database of 994 randomized evaluations conducted by our affiliates in 84 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

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Labor Markets, Firms

The Impact of Virtual and Face-to-Face Peer Networks on Innovation and Entrepreneurship in 49 Countries across Africa

Diego Ubfal , Fernando Vega-Redondo, Paolo Pin, Cristiana Benedetti-Fasil, Charles Brummitt, Gaia Rubera, Drik Hovy, Tommaso Fornaciari

Researchers compared the effects of face-to-face and virtual peer interaction on the submission and quality of business proposals by individuals from 49 African countries enrolled in an online entrepreneurship course. They found that face-to-face networks and the virtual interaction of groups of entrepreneurs of the same nationality increased the submission of business proposals to a funding...


The Impact of Video-Based and Decentralized Extension Services on Technology and Practice Adoption in Ethiopia

Markus Frölich , Denise Hörner, Adrien Bougen, Meike Wollni

Researchers randomly evaluated the effects of a decentralized extension program and an additional video-based information campaign on farmers’ adoption of a package of integrated soil fertility management (ISFM) technologies as well as individual practices in Ethiopia. They found that both in-person extension services and extension services combined with a video campaign increased the adoption of...