receive .4 rnarxs lUl correctly roenulying the statement as Irue or raise {pleat-SB circle the correct answer) and 1 mark for an explanation of your answer. You may use verbal or diagrammatic explanation as appropriate. Please note explanations should not exceed 3 lines. A1. There is no difference between Tobin's a theory of investment and permanent income hypothesis (PIH). True False A2. The IS curve becomes flatter with a fall in the marginal tax rate that decreases the size of the multiplier. True False A3. Prot maximisation is one of the objectives of the central bank in the three- equation model? A4. The graph below represents a fiscal policy and the adjustment process in a 3- equation model. C=Yield curve True False A5. For open economy, the MRE (medium run equilibrium) is dened by the values of output and unemployment alone. True or False