The document provides an overview of foreign exchange rates and systems. It discusses:
- The meaning of foreign exchange and foreign exchange rates. Rates are determined by demand and supply of currencies.
- Types of exchange rate systems including fixed rates set by governments and flexible rates set by market forces.
- Causes of currency appreciation and depreciation through shifts in demand and supply. Depreciation encourages exports and discourages imports.
- Government actions like devaluation which lowers a currency rate and revaluation which raises it under fixed systems.
- Managed floating where central banks intervene occasionally in flexible markets to influence rates within limits.