Why do we need a foreign exchange market? (Chapter 11). The textbook is Froeb, L. M., McCann, B. T., Shor, M., & Ward, M. R. (2018). Managerial economics – a problem-solving approach (5th ed.). Boston, MA: Cengage Learning. ISBN 978- 1337106665 It can be downloaded on z-lib.org for free and should be used as one of the sources