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More than two billion people around the world lack access to clean drinking water, and current approaches to increasing access have fallen short. Researchers conducted a randomized evaluation to test the impact of delivering clean water directly to households on the valuation of clean water, and...

Researchers evaluated the impact of cognitive behavioral therapy (CBT) and cash transfers on functional impairment (or difficulty performing daily tasks), depression, and food security among adults 55 and older living alone in Tamil Nadu, India. At a three-week follow-up, cash transfers improved...

In Sierra Leone, researchers evaluated the effect of publicly-screened debates during the run-up to parliamentary elections. Debates impacted voters’ political knowledge and voting decisions, and also caused candidates to invest more in their constituencies, both during the campaign and one year...

In Ghana, researchers are evaluating the impact of a health communications program, which includes in-person, radio, and mobile phone interventions, on five key health behaviors.

Researchers analyzed the introduction of microcredit programs in parts of rural Ethiopia to evaluate the effect of improved credit access on economic and social outcomes. They found that introducing microcredit programs increased the frequency of borrowing and amount borrowed by rural households in...