Search our database of 1012 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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The Impact of SMS Messages on Financial Inclusion in the Dominican Republic

Aaron Dibner-Dunlap

There is a growing body of evidence on the efficacy of SMS reminders to encourage banking clients to save more. Researchers in the Dominican Republic partnered with savings and credit institution Banco Unión to conduct two randomized evaluations of tailored SMS reminders.

The Impact of Commitment Contracts on Workplace Productivity in India

Self-control problems can lead people to fall short of their personal and professional goals, often resulting in lower than desired workplace productivity. Researchers, in partnership with an Indian data entry firm, conducted a randomized evaluation to test whether self-control problems existed in...

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...

Household Matters: Revisiting the Returns to Capital among Female Micro-entrepreneurs

Arielle Bernhardt
Natalia Rigol

Researchers re-examined data from previous studies in Ghana, India, and Sri Lanka to better understand the impact of credit and cash grant variations on micro-enterprise profits. Their results suggest that the gender gap in micro-enterprise performance was not due to ability, but rather to women’s...

The Impact of Decentralizing Education Spending on Student Learning in Senegal

Pedro Carneiro
Oswald Koussihouèdé
Nathalie Lahire
Corina Mommaerts

Researchers partnered with the Senegalese government to evaluate the impact of a decentralized school grants program on student learning. The program improved test scores overall and for girls in younger grades. The impact was stronger in schools that invested more in human resource training rather...

Books or Laptops? The Cost-Effectiveness of Shifting from Printed to Digital Delivery of Educational Content in Honduras

Rosangela Bando
Dario Romero Fonseca

Researchers partnered with the Honduran government to evaluate the impact of replacing textbooks with laptops on student learning. Using laptops resulted in no change in learning outcomes, suggesting that laptops could be a cost-effective substitute to textbooks if they can replace enough textbooks.

Improving Voter Participation through Mobile Phones and Newspapers in Mozambique

Paul Collier
Pedro C. Vicente
Ana Vaz

Researchers followed the introduction in Mozambique of an information campaign to evaluate whether improved information could affect voter turnout and other elections-related outcomes.

The Medium-Term Impact of Conditional Cash Transfers on Health and Education in Indonesia

Nur Cahyadi
Rizal Adi Prima
Elan Satriawan
Ekki Syamsulhakim

Researchers examined the medium-term impacts of a large-scale conditional cash transfer program on health, education, and employment outcomes in Indonesia.