ig questions and show your work. (10 Marks) Consider the economy of Happyland with the following information: autonomous consumption of 350, autonomous investment expenditure of 80, autonomous government expenditure of 520, autonomous export of 220, autonomous import of 260, marginal propensity to save of 0.10, marginal propensity to tax of 0.10, and marginal propensity to import of 0.15. a. Determine the aggregate expenditure function. (2 Marks) b. Calculate the equilibrium level of GDP. (1 Mark) C. d. e. Calculate the simple multiplier. (1 Mark) What is the level of net export at the equilibrium levels of GDP. (1 Mark) Determine the level of GDP, where government budget will be balanced. (1 Mark) f. Determine the new aggregate function if there are taxation. (2 Marks) g. h. Calculate the new simple multiplier. (1 Mark) What can you conclude about the relationship between the marginal propensity to tax and the simple multiplier? (1 Mark)