Search our database of 1070 randomized evaluations conducted by our affiliates in 90 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

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Improving Electoral Integrity with Information and Communications Technology in Uganda

Clark Gibson
Danielle Jung
James D. Long

Researchers sent letters to polling stations announcing smartphone vote-tally audits to evaluate the impact of audits on electoral irregularities such as non-adherence to transparency regulations and falsified vote tallies. Relative to a comparison group, letters increased the number of polling...

Reducing Barriers to Savings in Rural Malawi

Xavier Giné
Lasse Brune

Researchers analyzed the effect of reducing barriers to saving in rural Malawi on savings behavior, investment in agricultural inputs, and consumption. They found that farmers with access to formal savings accounts preserved greater amounts of savings throughout both the harvest and planting seasons...

Powering Small Retailers: The Adoption of Solar Energy under Different Pricing Schemes in Kenya

Kenya, East Africa's largest economy, is struggling with an ageing energy infrastructure and low connectivity to the power grid. William Jack and affiliate Tavneet Suri (MIT) study the impact of off-grid solar power on small retailers in Nairobi.

Improving the Allocation of Land Use Subsidies Through Self-Selection in Malawi

Elsa Cardona Santos

In Malawi, researchers tested the impact of a subsidized tree planting program and tested whether allocating contracts randomly or through self-selection resulted in better program outcomes. Self-targeting outperformed random allocation of contracts in terms of tree survival and mitigated increases...

Evaluating the Impact of Play-Based Learning on Early Childhood Development in South Africa

In KwaZulu-Natal, researchers are measuring the impact of the Six Bricks program, which promotes structured play using manipulative bricks combined with a set of carefully designed pedagogical activities, on preschoolers' executive function skills.

Teacher Training and Entrepreneurship Education: Evidence from a Curriculum Reform in Rwanda

Moussa Blimpo
Todd Pugatch
Working with the Rwandan Education Board, Educate!, and Akazi Kanoze Access, researchers are examining the impact of a program that trains teachers in Rwanda’s revised secondary school entrepreneurship curriculum on student academic, economic, and labor market outcomes.

Contraceptive Adoption, Fertility, and the Family in Zambia

Women who received private access to vouchers for contraceptives were more likely to take up and use contraception, compared to women whose husbands were involved in the voucher program.

Mass Media Experiments to Reduce Violence Against Women in Tanzania

Dylan Groves
Constantine Manda
Rachel Jones
Women across the world face systemic challenges to their health and safety, including intimate partner violence, sexual violence, forced marriage, and disempowerment within the household. One potential way to counter these issues is through media messaging that is designed to change people’s...