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.

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Financial Aid and College Access in the Dominican Republic

Juan Ariel Jimenez
Sebastián Otero
Underprivileged students in the Dominican Republic face a series of barriers to access post-secondary education. Despite existing scholarship programs, application rates for financial aid offered by the government are extremely low, and poor and rural students are much less likely to apply for and...

Informal Math Games to Improve Children's Readiness for Learning School Mathematics in India

By the time they reach primary school, disadvantaged children often lag behind their more advantaged peers in the skills and concepts of formal math. To address this issue, researchers examined the impact of math games, played in preschools and exercising early emerging, universal and intuitive...

Ghana Children and Caregivers Panel Study (GCCPS)

Around the world, studies show that children’s health and cognitive development tend to be higher when parents have more education. However, it is unclear whether education itself causes improved child health, or if other factors account for this relationship. In Ghana, researchers are building on...

The Impact of Reducing Tax Rates and Strengthening Enforcement on Revenue Collection in the DRC

In partnership with the Provincial Government of Kasaï-Central in the Democratic Republic of Congo, researchers conducted a randomized evaluation during the 2018 property tax collection campaign to test the impact of lower property tax rates and stronger tax enforcement on revenue collection...

The Impact of a Credit-Building Loan Product and Credit Counseling on Low-Income Borrowers in the United States

Jeremy Burke
Kata Mihaly
Credit-building loan products (CBLs) have begun to proliferate in the U.S. marketplace, but there is little evidence on the effects of these products on consumers and lenders. IPA and RAND worked with researchers to evaluate the impacts of a CBL offered at a credit union in Missouri, both alone and...

Training Teachers in Curiosity-Based Science Pedagogy in India

Ariel Gomez
Vinay Jha
Santosh Kumar
Sandeep Kumar
Nishith Prakash
Soham Sahoo
Despite making great strides in expanding access to education, developing countries like India continue to lag in measures of actual student learning. To understand how quality of education mediates learning, this randomized control trial evaluates a pedagogical intervention training science...

The Impact of Unconditional Cash Transfers on Consumption and Household Balance Sheets in the United States

David E. Broockman
Patrick Krause
Elizabeth Rhodes
Researchers conducted a randomized evaluation testing the impact of monthly cash transfers of $1,000 to low-income individuals in Texas and Illinois on household expenditures, debts and assets, and financial health. The study found that receiving the cash transfer increased spending by $310 per...

Using a Technology-Based Solution to Reduce Public Health Worker Absenteeism in Pakistan

In developing countries, public worker absence is a key obstacle to delivering services to the poor. This problem may occur when politicians reward their supporters with public sector jobs, making it difficult for communities to hold public servants accountable. Researchers evaluated the...