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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Culture and Incentives: Does Performance Pay Impact Productivity, Work Quality, or Firm Profitability in Ghana?

In Ghana, researchers evaluated the impact of performance pay on worker productivity. They found that neither individual nor group incentives impacted productivity, work quality, or firm profitability.

Deferring Wages and Labor Supply in Malawi

Lasse Brune
Researchers partnered with a tea company in Malawi to study the effects of a savings product that allowed workers to defer payment of a part of their wages. The deferred wages program was generally popular and increased savings; in the longer run, it helped workers improve their houses.

Graduating the Ultra-Poor in Ethiopia

Nathanael Goldberg
Researchers present results from six randomized control trials of an integrated approach to improve livelihoods among the very poor. The impact on the poor households lasted at least a year after all implementation ended.

Comparing Cash and Mobile Transfers in Niger

Rachid Boumnijel
Amanda McClelland
Niall Tierney
In partnership with Concern Worldwide, researchers examined the relative effectiveness of traditional versus mobile cash transfers in Niger. Households who received electronic transfers had more diverse diets than those who received traditional cash transfers, in part due to time savings and shifts...

Graduating the Ultra-Poor in Ghana

Nathanael Goldberg
Jeremy Shapiro
Bram Thuysbaert
Hannah Trachtman
Researchers evaluated a multi-faceted approach aimed at improving the long-term incomes of the ultra-poor. They found that the approach had long-lasting economic and self-employment impacts and that the long-run benefits, measured in terms of household expenditures, outweighed their up-front costs.

Using Microcredit and Family Planning Services to Increase Contraceptive Use in Ethiopia

Jaikishan Desai
In Ethiopia, researchers tested whether linking microcredit and family planning services could increase contraceptive use more than either program in isolation. Neither the linked program nor the isolated programs had any detectable impact on contraceptive awareness, use, or intention to use.

Influences on Investments in Preventative Health Products in Kenya

Jennifer Meredith
Sarah Walker
Bruce Wydick
In Kenya, researchers studied whether information or price subsidies influenced demand for a simple health product which could be effective in preventing soil-transmitted helminths (STHs). While providing liquidity and targeting women can increase demand for preventative health products, price has...

The Impact of Learning to Teach by Learning to Learn on Student Outcomes in Uganda

Researchers, in partnership with Kimanya Ngeyo Foundation for Science and Education in Uganda, evaluated the impact of a program that trained teachers to learn like scientists: posing questions, framing hypotheses, and using real-world experience wherever possible. Researchers found positive impacts...