Macroeconomics

Following APA style, write a short essay for each comprehensive question listed below:

A.    Using the aggregate demand-aggregate supply model, explain and demonstrate graphically the short-run and log-run effects of an increase in the money supply. B.    Explain and demonstrate graphically the effects of a negative supply shock. What happens to the economy if no action is taken? What happens if monetary and or fiscal policy is used to reduce unemployment? SHOW REFERENCES AS WELL