Research & Publications

Peer-reviewed publications, working papers, and policy briefs from field-based research across rural India.

Published Papers

Dynamics of Farm Size-Productivity Relationship: Evidence From Semi-Arid Tropics of India, 1975–2014

Agricultural Economics 2025 Singh, R. K., Gaurav, S., & Mishra, S.

Examines the dynamics of the farm size-productivity relationship in the semi-arid tropics of India using four decades of longitudinal data from 1975 to 2014.

Agriculture Productivity

Evolution of Social Networks in Kanzara Village: Changing Patterns of Social, Informational, Agricultural, and Financial Interactions

Economic & Political Weekly, 59(43), 72-79 2024 Singh, R. K., & Gaurav, S.

Documents the evolution of social networks in Kanzara village, tracing changing patterns of social, informational, agricultural, and financial interactions over time.

Social Networks Agriculture

Labour Supply of Cultivator and Labour Households: Insights From a Longitudinal Survey in Vidarbha, Maharashtra

The Indian Journal of Labour Economics, 1-24 2024 Gaurav, S., Singh, R. K., & Ranganathan, T.

Provides insights into the labour supply behaviour of cultivator and labour households using longitudinal survey data from the Vidarbha region of Maharashtra.

Agriculture Labour

Under Review

Dynamics of Caste-Based Informal Credit Networks in SAT India: Implications for Risk Sharing

Journal of Development Studies (Under Review) Singh, R. K., & Gaurav, S.

Analyses how caste-based informal credit networks function in semi-arid tropical India, their evolution over time, and implications for risk-sharing among rural households.

Social Networks Credit Access

Working Papers / Ongoing Research

Coping with Cropping: Diversification as a Household Risk Strategy in Vidarbha and Marathwada

Working Paper Rahul Kumar Singh & Devesh Roy

Studying how farmers in rainfed, high-risk districts adjust crop choices to manage agrarian risk. Using event-style models and ML to identify diversification as deliberate coping strategy.

Agriculture Climate Risk

Moving Up the Makhana Frontier: Value Chain Distribution and the Way Forward for Bihar

Working Paper Rahul Kumar Singh & Devesh Roy

Mapping the makhana value chain to measure value capture, identify bottlenecks, and design policy roadmap for local processing and premium market links.

Agriculture Value Chains

Rainfed Agriculture Needs Migration Policy: Framework for Addressing Agrarian Distress

Working Paper Rahul Kumar Singh & Bharat Ramaswami

Building the case that seasonal migration should be part of agriculture policy in rainfed India. Links post-monsoon underemployment to mobility support and income stabilisation.

Agriculture Migration Policy

Kin, Peers, and EMIs: The First-Gen Graduate Allocation Puzzle

Working Paper Rahul Kumar Singh, Devesh Roy, & Mohit Kumar

Finite-horizon model of early-career budget allocation with competing claims: student-loan EMIs, kin transfers, sibling tuition, peer-visible consumption, and saving.

Development Economics Credit

Major Field Studies

Randomized Controlled Trial on Weather-Index Insurance Adoption (Wardha & Akola, 2024–2025)

PI: Sarthak Gaurav; Design and field lead: Rahul Kumar Singh

12-village RCT with baseline, randomized contract-clarity workshops, and endline. Treatment villages showed higher insurance uptake among horticulture farmers.

Climate Risk Insurance RCT

Longitudinal Village Social Network Analysis (Kanzara, 2007, 2013, 2022)

Lead: Rahul Kumar Singh; Supervisor: Sarthak Gaurav; Collaborators: Tom Snijders, Christian Steglich, Marijtje van Duijn

Three-wave full-village panel in semi-arid Maharashtra tracking individuals, households, networks (credit, information, labour, resources). Modelled network evolution and how position shapes credit access, technology adoption, and productivity.

Social Networks Panel Data RSiena

In the Media

Media Coverage of Farm Size-Productivity Research

September–October 2025
  • The Hindu — "Small farms are more productive than large farms, finds study" (14 Sep 2025)
  • Press Trust of India (PTI) — "IIT Bombay researchers find smaller farms more productive than larger ones" (16 Sep 2025)
  • The Week — "IIT Bombay researchers find smaller farms more productive than larger ones" (16 Sep 2025)
  • Devdiscourse — "Small Farms, Big Impact: Rethinking Agricultural Productivity" (16 Sep 2025)
  • Research Matters — "Do Small Farms Outperform Big Ones?" (13 Sep 2025)
  • Agribiz Matters — "Is small no longer beautiful in Indian smallholding agriculture?" (09 Oct 2025)
Agriculture Productivity Media