IMPACT ASSESSMENT OF AN INTERVENTION 'IMPROVED PIG FARMING TECHNOLOGY' FOR LIVELIHOOD IMPROVEMENT OF RURAL POOR AT DHALAI DISTRICT, TRIPURA. Ajit Kumar Roy Ex. National Consultant (IA), NAIP, Pusa, New Delhi *Corresponding author: akroy1946@yahoo.co.in Received: August 2016 Revised accepted:  September 2016 ABSTRACT Impact assessment is the process of identifying the anticipated or actual impacts of a development intervention, on social, economic and environmental factors. An impact assessment study was carried out at Ambassa,Balaram and Morachera clusters of Dhalai district, Tripura  during 2013 under NAIP project to evaluate and validate indigenous  'Improved Pig Farming Technology' (intervention) for enhancing production, profitability and competitiveness in agro ecosystem of disadvantageous areas of NEH region.Ex-post design covering both qualitative and quantitative data through random sampling and purposive selection method was taken for collection of Primary ...