Suppose the MP curve is given by r = 1+0.5π, and the IS curve is given by Y = 18 − 3r. a.  Derive an expression for the AD curve.   b.  Suppose that λ doubles. Derive an expression for the new AD curve.   c.What does your answer to part (b) imply about the relationship between a central bank’s distaste for inflation and the slope of the AD curve?

Economics:
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Author:BOYES, William
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Chapter15: Macroeconomic Viewpoints: New Keynesian, Monetarist, And New Classical
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Problem 13E
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Suppose the MP curve is given by r = 1+0.5π, and the IS curve is given by Y = 18 − 3r.

a.  Derive an expression for the AD curve.

 

b.  Suppose that λ doubles. Derive an expression for the new AD curve.

 

c.What does your answer to part (b) imply about the relationship between a central bank’s distaste for inflation and the slope of the AD curve?

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