Based on the following economy, answer all three questions: Consumption C is C = 200 0.6 (YD) Where YD is disposable income Investment I is I =1400 Government Spending G is G = 8000 Transfer Payment TR is TR = 6000 And the proportional income tax rate t is t = 1/3 1) Calculate the Total Autonomous Expenditure that is 2) Calculate the equilibrium level of income 3) Calculate the government Budget Surplu