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b. Now use the diagram from part (a) to show the that Thanksgiving Day would fall a week earlier than
new long-run equilibrium of the economy. (For usual so that the shopping period before Christmas
now,buy cheap true religion jeans, assume there is no change in the long-run would be lengthened. Explain this decision,Jimmy Choo Shoes, using the
aggregate-supply curve.) Explain in words why the model of aggregate demand and aggregate supply.
aggregate quantity of output demanded changes
between the short run and the long run.
c. How might the investment boom affect the long-
run aggregate-supply curve? Explain.
 IN THIS CHAPTER
YOU WILL . . .