Dr. Renjith P. S. is an Assistant Professor at the Gulati Institute of Finance and Taxation (affiliated with the Cochin University of Science and Technology), Thiruvananthapuram. His research focuses on public finance, macro-fiscal policy, applied econometrics, and development economics, with particular emphasis on fiscal sustainability and sub-national debt dynamics in India.

He holds a Ph.D. in Economics from the Madras School of Economics, where his doctoral work examined the sustainability, coordination, and growth implications of sub-national debt. He earned an M.A. in Econometrics from the University of Madras and a B.A. in Economics from Mar Ivanios College (University of Kerala).

Dr. Renjith has published in leading Scopus-indexed journals, including Journal of Quantitative Economics, Journal of Asia Pacific Economy, and Public Finance and Management. His work spans fiscal consolidation, debt–growth dynamics, fiscal federalism, and GST.

He has presented at major national and international conferences, including the International Institute of Public Finance, and actively contributes as a resource person, discussant, and session chair.

Prior to joining GIFT, he taught at Christ University, Bengaluru, and worked with the Centre for Development Studies and MSE on projects supported by ICSSR, the Fifteenth Finance Commission, and UNICEF.