Shamna Thachaparmban is presently working as an Assistant Professor in public Finance at the Gulati Institute of Finance and Taxation (GIFT), Thiruvananthapuram. She holds her Ph.D in economics from the University of Calicut. Her  doctoral research deals with state finances of Kerala, its trends and patterns, electoral and partisan determinants on expenditure, revenue and inter-governmental transfers, inter-temporal relationships of fiscal variables and fiscal sustainability, which will give an additional explanation to state finances and an alternative explanation for electoral political  budget cycle.

Her research papers are published in national and international journals. She has also presented her research papers at several national and international seminars. Her research interests focused on development economics and public finance.