The assignment content discusses the impact of interest rates on exchange rates and economic indicators such as GDP growth rate, export levels, and aggregate supply. It is observed that a rise in interest rate can lead to an increase in exports of Euro zone due to increased cost pushing inflation, which subsequently falls aggregate supply. The GDP growth rate is calculated using four factors: personal consumption, business investment, government spending, and net trade of goods and services. The export levels of Australia and Euro area are also analyzed from 2010 to 2015, showing that the exchange rate can affect macroeconomic indicators. Finally, the exchange rates of Australia and Euro area with respect to US dollars are examined, revealing that Australia's exchange rate is higher than that of Euro area.