Salha Ben Salem is a PhD student at the Faculty of Economics and Management of Sousse, University of Sousse; and researcher at the Financial Development and Innovation Research Unit (DEFI) -Tunis. I spent three years of professional experience in the Faculty of Economics and Management of Mahdia-Tunisia, Higher Institute of Technologies, Mahdia-Tunisia, and higher institute of applied languages Moknine-Tunisia. I have national and international training and Scientific formation (Milano, Paris, Morocco, Turkey.,) I have four scientific articles and three book chapters. My field of research is on Monetary policy, banking sector vulnerability, Financial frictions, DSGE models, Financial Economics, banking system stress, Big Data.