Recent work by Christopher Udry
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Scaling poverty alleviation: How group coaching makes graduation programmes more cost-effective
Group coaching in multi-faceted poverty alleviation programmes delivers the same results as individual coaching – at much lower cost.
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Measuring poverty using mobile phone data: Implications for targeting and impact evaluation
In settings where reliable data on poverty is difficult to come by, non-traditional data sources such as mobile phone metadata has the potential to fill data gaps. New research on a cash transfer programme in Togo reveals that mobile phone data enabl...
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What is the role of small farms in the future of agriculture?
Despite decades of investment, innovation, and policy reform, yields on African small farms remain significantly below those in high-income countries—even when similar technologies are used. Which policies are most effective in boosting productivity in smallholder farms?
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What broad lessons have we learned from 115 studies on unconditional cash transfers?
A meta-analysis of 115 studies shows that unconditional cash transfers have positive impacts on a range of key economic and social outcomes, including consumption, income, labour supply, and child health and education. Around 700 million people curre...
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Smallholder farmers’ crop yields and productivity are failing to rise in sub-Saharan Africa
What has new evidence taught us about the evolution of smallholder agricultural productivity in sub-Saharan Africa over recent decades?
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Harnessing technology to boost African agriculture
How can policymakers promote technological progress in African agriculture?