Economics

I really need help will appreciate A LOT if u can help me with it! thank you so much in advance!

\f. [o marks] c. Compare your results and explain? [4 marks] 2. Assume that the economy is at the medium run equilibrium, but it experiences an increase in productivity, A. What happens to its natural rate of unemployment if people's expectations about prices and productivity are correct? Why? Draw the wage-setting and price-setting lines on a diagram with u on x-axis and W/P on y- axis. Show the change of the natural rate of unemployment in the diagram? [8 marks] 3. Determine the equilibrium condition in the labour market? [3 marks] 4. Derive the AS equation for this economy? [2 marks] 5. Assume people's expectations about productivity are correct, and this year's expected inflation rate equals last year's inflation rate. Also, assume that F(ut , z) = 1 + z - u Derive the Phillips curve for this economy? Plot this curve on a graph with unemployment rate on x-axis and the change in the inflation rate on y-axis? [6 marks] X W R 22