- Globalization has led to increased international trade and investment as well as the rise of multi-national corporations operating facilities in multiple countries. - When transacting internationally, currencies must be exchanged and exchange rates fluctuate daily based on supply and demand in global currency markets. Exchange rate movements can impact the profitability of international businesses. - Governments sometimes intervene in currency markets to influence exchange rates but ability to influence rates is limited by foreign exchange reserves. The international monetary system has evolved from fixed to floating exchange rates.