This document provides an overview of international monetary systems, foreign exchange markets, and foreign direct investment. It discusses the evolution of international monetary systems from the classical gold standard between 1816-1914 to the flexible exchange rate regime of today. Key aspects covered include the Bretton Woods system from 1945-1972, which pegged currencies to the US dollar and gold. The document also describes foreign exchange markets and their functions in transferring currencies and providing credit. It defines derivatives and their types. Major stock exchanges like the NYSE and Nasdaq are highlighted. Finally, it defines foreign direct investment and provides an example of FDI in India's retail sector.