Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 98 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 41-48 of 1267
Woman counts money in register

The Impact of Credit Scores on Lending in Colombia

Daniel Paravisini
Antoinette Schoar
Researchers used a randomized evaluation to measure the impact of introducing credit scores on lending to small enterprises in Colombia. The adoption of credit scores increased productivity in the loan approval process and improved credit allocation.
Students using the Khan Academy platform during a math class in Brazil

The Impact of an Online Math Learning Platform on Test Scores and Attitudes Towards Math in Brazil

Bruno Ferman
Lucas Finamor
Lycia Lima
Researchers conducted a randomized evaluation to measure the impacts of the Khan Academy’s online platform on math scores in Brazilian public schools. Despite improving student’s attitudes towards math, the program had mixed impact on students’ test scores depending on program implementation and...
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Customized In-School Workshops and Fee Waivers Boost College Applications

Reuben Ford
Philip Oreopoulos
Researchers studied the impact of an in-school program to provide application assistance at schools where fewer than half of high school seniors typically enter college the following year. Application fee waivers combined with an online tool that provided customized college information boosted...
Video still of woman with donkey that reads "She bough a donkey for 300 Birr that relieves her of carrying heavy loads."

The Impact of Role Models on Parental Aspirations and Investments in Children’s Education in Ethiopia

Tanguy Bernard
Stefan Dercon
Kate Orkin
Alemayehu Seyoum Taffesse
Researchers conducted a randomized evaluation to test whether exposing people to a documentary featuring potential role models impacted parents’ educational aspirations for their children or their actual investments in education, and if these impacts varied by gender. Exposing families to the...
Long-Term Diffusion of Swarna-Sub1 In India

Long-Term Diffusion and Impact of Flood-Tolerant Rice in India

Kyle Emerick
Alain de Janvry
Manaswini Rao
Elisabeth Sadoulet
In India, researchers leveraged a randomized evaluation of the distribution of a new seed variety to assess how the new seed spread within communities and social groups. They found that local social structures, such as the jati-caste system, influenced the extent of seed adoption. In particular...
A woman holds a protest sign in Brazil

Politicians, Publicly-Released Audits of Corruption, and Electoral Outcomes in Brazil

Claudio Ferraz
Frederico Finan
Taking advantage of a federal anticorruption program that randomly assigned municipalities to be audited, the researchers compared the electoral outcomes for mayors in two randomly selected groups of municipalities: those that were audited before and those that were audited after the 2004 election...
A shopkeeper fills out a receipt.

The Role of the VAT for Tax Enforcement

Dina Pomeranz
The Value Added Tax (VAT) system, which generates a paper trail on transactions between firms, facilitated tax enforcement by spreading the impact of enforcement measures up the production chain in a study with over 400,000 firms in Chile.
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Campaigns to Influence Voting Behavior in Uttar Pradesh, India

Abhijit Banerjee
Donald Green
Jennifer Green
Rohini Pande
In order to examine how voter preferences vary with information about the relevance of ethnicity and politician quality, researchers randomly assigned polling stations during the 2007 Uttar Pradesh elections to two information campaigns, one calling for people not to vote for a party simply for...