E.K. Ummer, B.A. and M.A. in Economics (University of Calicut, Kerala, India), M.Phil. in Applied Economic (Cochin University of Science and Technology, Kochi, Kerala), Ph.D. in Economic (University of London, U.K.) is currently working as the Principal of K.M.M. Collage of Arts and Science, Eranakulam, Kerala. He was Previously associated with M.E.S. Collage, E.M.E.A. Collage of Arts and Science, Kondotti, Kerala; International Islamic University, Kuala Lampur, Malaysia; and the University of London, U.K. He is the author of Basic Mathematics for Economic, Business, and Finance, Routledge, London/New York. His current research interests Include quantitative Methods, economic theory, and the economics of development and growth.