The Australian Dollar is a major currency used in global financial markets. It is used as a medium of exchange for buying and selling goods and services, and as a unit of account for keeping records of financial transactions. The Australian Dollar is also used as a reserve currency and as a store of value, allowing investors to diversify their portfolios and hedge against currency risk. As a major currency, it is also used as a benchmark for other currencies, providing a reference point for setting exchange rates. Ultimately, the Australian Dollar plays an important role in global financial markets, providing a safe and reliable means of investment and exchange.