(3) Briefly summarise the main issues discussed in this article (200 Words- 05 Marks). What are the concerns associated with the economy in 2023? (100 Words- 05 Marks). [b) Use the national macroeconomic variables such as GDP growth, inflation, exchange rate and cash rate as the basis or describing the Australian economy over the last three years using quarterly of monthly data., and its likely development. This will be assessed according both data acquisition and analytical capacity. (25 marks out of 60) [c) Based on yourdata plots in partb ), provide reasons for the RBA's move to cut cash rate. Do you agree or disagree with the adopted expansionarymonetary policy? In particular, explain the effectiveness of a cut in interest rate on boosting aggregate demand [i.e. consumption and investment) . (08 marks out of 60) Explain the role of government stimulus in increasing the effectiveness on boosting aggregate demand. [07 marks out of 50) [d) Suppose that the exchange rate stabilises at US 70C per AUD. What actions could the Reserve Bank of Australia take in order to bring the exchange rate to US 80C per AUD, and What side effects might this action have on the housing market? (10 marks out of 60)