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 1277

The Impact of Feedback on University Student Performance in Spain

Ghazala Azmat
Antonio Cabrales
Nagore Iriberri
Researchers shared information on students’ relative academic standing among university students in Spain to evaluate the impact of this information on student performance and satisfaction. Providing students with information on their relative standing led to a short-term decrease in academic...

School Electricity and Native Language Digital Media to Improve Student Learning in Tanzania

Hee Kwon (Samuel) Seo
Researchers conducted a randomized evaluation to test the impact of school electrification, delivered alongside mixed-language digital educational materials, on student exam scores and pass rates. They found that neither increased electricity access nor learning material in their native language...

Radio Public Service Announcements and Voter Participation Among Native Americans in the United States

Eline A de Rooij
Can media campaigns increase voter turnout among those underrepresented in the electorate? Researchers randomly assigned areas covered by Native American radio programming to either receive or not receive targeted radio messaging encouraging listeners to vote in the 2008 and 2010 US elections. The...

Mobilizing Group Membership: The Impact of Personalization and Social Pressure Emails in the United States

James N. Druckman
This study evaluated the efficacy of three different types of emails in encouraging group membership: an impersonal email, a personalized email, and a personalized email that included an element of social pressure. Researchers found that membership increased most among recipients of the social...

Increasing the Electoral Participation of Immigrants: Experimental Evidence from France

Guillaume Liegey
Researchers conducted a randomized evaluation to test the impact of a general voter outreach effort on the political participation of immigrants relative to participation of non-immigrants. The canvassing treatment increased voter turnout of immigrants without affecting turnout of non-immigrants.

The Impact of Door-to-door Canvassing on Voter Support and Participation in Italy

Enrico Cantoni
Researchers tested whether discussions between candidates and voters can help bridge this gap and increase voter turnout, leveraging a volunteer and candidate canvassing campaign in the 2014 Italian municipal elections. While canvassing by volunteers increased voter turnout, canvassing by political...

Participatory Development and Social Preferences: Experimental Evidence from Bangladesh

Serena Cocciolo
Selene Ghisolfi
Researchers are conducting a lab-in-the-field study to measure the impact of a community-driven development program in Bangladesh on participants’ preferences and values about fairness, equity, civic engagement, and participatory decision-making.

Testing Alternative Job Evaluation Schemes to Improve Civil Servant Work Performance in China

Employers often rely on subjective performance evaluations by supervisors to gauge the performance of workers–particularly in the public sector, where civil servants’ work performance is hard to measure. However, relying on the opinions of local supervisors could cause subordinates to prioritize...