The essay discusses the recent deflation threat of Australian economy raised in recent years. The economy currently suffers with a lower than expected inflation rate. Both domestic and international economic condition explain the below trend inflation rate. RBA sets the inflation target in Australia and adjusts cash rate accordingly. Since last two years, RBA has kept the interest rate fixed at 1.50 percent. The normalized interest rate affects the investors’ decision. Structural factors such as globalization, status of labor market and technical changes explain the low inflationary pressure in Australia.