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EvaluationsPolicy Publications

Search our database of policy briefcases and bulletins. Briefcases summarize the results and policy recommendations from one randomized evaluation, while bulletins synthesize the broader policy lessons emerging from multiple evaluations on the same topic.

Policy Issue

Agriculture, Environment & Energy

Resilient Rice

Alain de Janvry, Elisabeth Sadoulet

Flood-tolerant rice reduced risk for smallholder farmers in Odisha, India and encouraged additional investment in their farms, resulting in substantially increased yields in both flood and non-flood years.

Environment & Energy, Political Economy & Governance

Truth-Telling in Third-Party Audits

Esther Duflo, Michael Greenstone, Rohini Pande, Nick Ryan

Changing the market for environmental audits to incentivize accurate reporting in Gujarat, India made auditors more likely to report the truth about industrial plants’ pollution levels. In response, industrial plants polluted less.

Environment & Energy, Health

Cleaner Water at the Source

Michael Kremer, Edward Miguel

Protecting naturally occurring springs with simple infrastructure significantly improved source water quality and reduced the incidence of diarrhea in young children by one-quarter.

Environment & Energy, Health

Up in Smoke

Rema Hanna, Esther Duflo, Michael Greenstone

In Odisha, India improved cooking stoves did not reduce smoke exposure, improve health, or reduce fuel usage of recipients because they were not used regularly and recipients did not invest to maintain them properly.