4) 4 points -Diagram(s) and explanation required to get full credit. Suppose we start with the Canadian economy in a position of long run equilibrium, at potential output Yp and inflation at the target level nT. a. Use a graph to explain the effect of a fall in expected inflation in the short-run on Real GDP, inflation and unemployment. b. As a policy maker how can you use this situation to the economy's advantage and reduce inflation permanently? Explain with the help of a diagram