Search our database of 1181 randomized evaluations conducted by our affiliates in 95 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

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The Impacts of Mental Health Treatment on Productivity in India

Researchers evaluated the impact of providing depression treatment and economic assistance on mental health and economic behavior in peri-urban communities near Bangalore, India. Treatment reduced depression severity, a benefit that persisted when paired with light-touch livelihoods assistance, but...

Designing Incentives to Combat Urban Diabetes in India

In partnership with the Government of Tamil Nadu, researchers evaluated the impact of incentivizing and monitoring walking on exercise and health. Incentives increased walking and improved health, as measured by risk factors for diabetes and by mental health.

Voter Information Campaigns and the Delhi Municipal Councillors 2011 Election

Anjali Bhardwaj
Nils Enevoldsen
Michael Walton
Although 20 percent of the population in New Delhi, India live in slums and represent an important voter group for politicians, public service provision in slums remains inadequate. In an ongoing study, researchers evaluated whether providing information to government officials and slum dwellers can...

Mobile Phone-Based Extension Services and Agricultural Advice for Cotton Farmers in Gujarat, India

Researchers introduced a mobile phone-based agricultural extension service to evaluate its impact on knowledge and adoption of effective farming methods among cotton farmers in Gujarat, India. They found that the service was highly effective in nudging farmers to adopt a number of recommended...