Macroeconomics (9th Edition)
9th Edition
ISBN: 9780134167398
Author: Andrew B. Abel, Ben Bernanke, Dean Croushore
Publisher: PEARSON
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Chapter 12, Problem 2RQ
To determine
To find:Difference between expectations-augmented
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How the Phillips Curve model (and associated diagram) could be modified to take account of shifts in the relationship over time?
Inflationary expectations are an important driver of the Phillips curve
relationship. What are three different ways inflationary expectations
might be modelled? Depict each graphically.
The period from the late 1990s to the winter of 2000 was marked by falling unemployment rates and falling inflation rates as well. How does economic theory explain this apparent violation of the Phillips curve model?
Chapter 12 Solutions
Macroeconomics (9th Edition)
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- What is the "Phillips Curve"? Why do inflation and unemployment tend to be inversely related?arrow_forwardThe Phillips curve represents the relationship between unemployment and inflation. You are required to think about the impact on the economy of movements along the curve. If the unemployment rate in the economy is steady at 4 percent per year, how does the short-run Phillips curve predict that the inflation rate will be changing, if at all? What will happen if the unemployment rate now rises to 7 percent per year? Assume there are no changes to inflation expectations. Provide an appropriate graph to support your discussion.arrow_forwardDoes the Phillips curve have a positive or negative slope? Explain how this slope is derived. When will an increase in aggregate demand not result in lower unemployment rates in the short run?arrow_forward
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