Impact evaluation is the process of examining whether a policy or programme has actually made a difference in people’s lives and determining how far those observed changes can be linked to the intervention itself. In South Asia, this approach has increasingly become an important part of regional development evaluation studies, helping governments and development organizations make more informed decisions.
Across the region, impact assessment in South Asian countries shows a growing body of evidence, with thousands of studies conducted—more than half of them in India, followed by Bangladesh, Pakistan, and Nepal. Many evaluations focus on health, nutrition, cash-transfer programmes, and livelihood initiatives, reflecting development priorities in the region.
M&E practices in South Asia are shaped by both national governments and international partners. Regional organizations such as UNICEF promote evaluation strategies that strengthen accountability, support policy learning, and build national evaluation capacity. Multi-country thematic studies and technical guidance help standardize evaluation frameworks used in the region, ensuring that programmes are assessed using rigorous methods and comparable indicators.
Many different groups are involved in evaluation work across the region. NGOs conducting evaluations in India and Bangladesh, together with universities, independent researchers, and consulting organizations, frequently work in partnership with governments and international development agencies. A significant number of donor-funded evaluations in South Asia are supported by institutions such as the World Bank, the Gates Foundation, USAID, and the International Initiative for Impact Evaluation (3ie), reflecting the growing global emphasis on generating reliable evidence for development programmes.
Taken together, impact evaluation has become an important tool for strengthening programme planning in South Asia. By showing what works, what does not, and why, these studies help policymakers and practitioners design more effective interventions and make better investment decisions that support inclusive and sustainable development across the region.
List of recommended resources #
For a broad overview #
Evaluation, Impact and Learning
UNICEF South Asia works with partners, children and young people to find solutions to the challenges prevalent in these regions. It also provides resources on evaluation projects undertaken by UNICEF and its partners in the region.
Unveiling trends in impact evaluations across South Asia
This article by the International Initiative for Impact Evaluation provides a broad overview of impact evaluation trends across South Asia. It provides data on the South Asian countries which have the most evaluations as well as the sectors and interventions frequently evaluated in this region.
For in-depth understanding #
Evaluation Field Building in South Asia: Reflections, Anecdotes, and Questions
This article by Katherine Hay examines the growth of the evaluation field in South Asia and emphasizes the importance of international collaboration in this process. It outlines key elements for strengthening the evaluation ecosystem, including civil society participation, strong evaluation leadership, active professional networks, formal training and curriculum development, ongoing capacity-building efforts, and the promotion of a culture that values the quality and use of evaluation findings.
Impact Evaluation in Practice – Second Edition
This World Bank Group publication offers a clear and comprehensive introduction to impact evaluation aimed at policymakers and development practitioners. Drawing on real-world case examples, the book presents practical guidance on how to plan, design, and carry out effective impact evaluations in development settings.
Case study #
This study by Brian Blankespoor, Susmita Dasgupta, Mainul Huq, Zahirul Huque Khan, Md. Golam Mustafa, and David Wheeler river salinity monitor data were combined with fish sales records from nearby wholesale markets to evaluate the magnitude, spatial distribution, and fishing impact of salinity changes throughout 2023.
Improving Learning Outcomes in South Asia: Findings from a Decade of Impact Evaluations
This paper by Salman Asim, Robert S. Chase, Amit Dar, and Achim Schmillen reviews and synthesizes findings from 21 impact evaluations related to education in South Asia. Using both randomized controlled trials and quasi-experimental methods, the authors apply a systematic review and meta-analysis approach to generate comparable evidence across studies and establish a rigorous benchmark for evaluating education interventions in the region.
References #
Identifying When, Why, and How to Use Impact Evaluations
Understanding Impact Evaluation: Definition, Benefits, and Best Practices
