Nithin Umapthai works on the welfare state design spanning the design of income transfers, social insurance, and labor market interventions. He co-authored the EAP flagship report on Aging in East Asia and Pacific and has written on wide-ranging topics, including on social protection, education, early childhood interventions, and econometrics of program evaluation. He has published in peer reviewed journals such as Journal of Applied Econometrics, World Development, Journal of Development Studies, Journal of African Economies, Journal of Development Effectiveness, Asia & the Pacific Policy Studies and Asia Pacific Viewpoint. Over the last few years he has been active in advisory and technical assistance roles in supporting energy subsidy reforms.