Impact evaluations

These are final reports of 3ie-supported impact evaluations that assess the difference a development intervention has made to social and economic outcomes. We fund rigorous evaluations that include a theory-based experimental or quasi-experimental design, and we use the most appropriate mix of methods to capture outcomes and answer what works, for whom, why and at what cost.

Latest impact evaluation report series

Impact evaluation report series

Looking for more impact evaluation evidence? Search our impact evaluation repository to find both 3ie and non-3ie funded studies, summaries and links to the original studies

No margin, no mission? Evaluating the role of incentives in the distribution of public goods in Zambia

Impact evaluation 3ie PDF icon 2014  

This study by Nava Ashraf, Oriana Bandiera and Kelsey Jack evaluates the impact of different incentive mechanisms on the performance of community-based agents (i.e.

Paying for performance in China's battle against anaemia

Impact evaluation 3ie PDF icon 2014  

This study by Linxiu Zhang, Scott Rozelle and Yaojing Shi uses a cluster randomised control trial to examine how misaligned supply-side incentives impede health programmes in developing countries.

Social and economic impacts of Tuungane: final report on the effects of a community-driven reconstruction programme in the Democratic Republic of Congo

Impact evaluation 3ie PDF icon 2014  

In recent years, community-driven reconstruction (CDR) programmes have aimed to promote local development in post-conflict settings.

The impact of daycare on maternal labour supply and child development in Mexico

Impact evaluation 3ie PDF icon 2014  

This study by Gustavo Angeles, Paola Gadsden, Sebastian Galiani, Paul Gertler, Andrea Herrera, Patricia Kariger and Enrique Seira evaluates the impact of a daycare programme, Programa de estancias

Impact evaluation of the non-contributory social pension programme 70 y más in Mexico

Impact evaluation 3ie PDF icon 2014  

While elderly populations in many developing countries, particularly in Latin America, have been growing rapidly, the social security coverage for this segment remains low.

Does marginal cost pricing of electricity affect the groundwater pumping behaviour of farmers? Evidence from India

Impact evaluation 3ie PDF icon 2014  

This evaluation by JV Meenakshi, Abhijit Banerji, Aditi Mukherji and Anubhab Gupta studies the impact of metering electric tube wells in the state of West Bengal in India.

The GoBifo project evaluation report: Assessing the impacts of community-driven development in Sierra Leone

Impact evaluation 3ie PDF icon 2014  

In this study, Katherine Casey, Rachel Glennerster and Edward Miguel evaluate the impact of GoBifo, a community driven development programme in Sierra Leone.

A rapid assessment randomised-controlled trial of improved cookstoves in rural Ghana

Impact evaluation 3ie PDF icon 2013  
This impact evaluation, by David I. Levine and Jason Burwen, uses a randomised controlled trial to quantify the impact of an improved wood cookstove on changes in fuel use, exposure to smoke and self-reported health in the upper west region of Ghana.

The promise of preschool in Africa: a randomized impact evaluation of early childhood development in rural Mozambique

Impact evaluation 3ie PDF icon 2013  

This 3ie supported study is the first evaluation of an early childhood development programme in Africa - a continent where the majority of children under the age of 5 do not grow or learn to their