Founding the effect of inflation and unemployment in the short run and long run through Phillips curve.
An economy is currently experiencing 3% inflation. Unemployment is 5%, which is believed to be the target rate of unemployment and consistent with potential output. Demonstrate the effect of expansionary policy using the Phillips curve model.
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The economy is currently at point A. Point A is consistent with the potential level of output (shown in the AD AS diagram) and 5% level of unemployment rate (shown in the Philips curve diagram.
a. Illustrate what is the short-run effect on unemployment? Inflation? Demonstrate your answer graphically.
b. Illustrate what is the long-run effect on unemployment? Inflation? Demonstrate your answer graphically.