Final Exam Study Guide
Mixing of chapters to put things together:
A short-run equilibrium (SRE) is an intersection between which curves?
AD & SRAS
A long-run equilibrium (LRE) is an intersection between which curves?
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Final Exam Study Guide
Mixing of chapters to put things together:
A short-run equilibrium (SRE) is an intersection between which curves?
AD & SRAS
A long-run equilibrium (LRE) is an intersection between which curves?
AD & SRAS & LRAS (resources institutions technology)
(Classify these points as short run equilibriums, long run equilibriums, recessions, and/or overheated
economies and make up unemployment rates for each point)
At A the economy is at Recession (U>U=5%) (U=7%) (U=17%)
At B the economy is LRE (U=5%)
At C the economy is Overheated (uu*
What are some signs that the economy is overheated: y>y* & u Investments) AD
In chapter 13, when the economy is not in LRE, there was no fiscal or monetary policy used, so the SRAS
curve adjusts to bring the economy back to LRE.
In Chapter 13 when the economy got in a recession (so not in long run equilibrium), the SRAS curve
would move RIGHT over time to bring the economy back into LRE. This would happen because the HIGH
unemployment rate would cause people to be willing to work for LESS . When wages FALL employers’
profit margins INCREASE giving them MORE incentives to produce.
In Chapter 13 when the economy got overheated, the SRAS curve would move LEFT over time to bring
the economy back into LRE. This would happen because the LOW unemployment rate would cause firms
to struggle to find people to hire requiring them to pay MORE . When wages INCREASE , employers’
profit margins DECREASE giving them LESS incentives to produce.
In chapter 16, when the economy is not in LRE the government uses fiscal policy which moves the AD
curve to restore the LRE.
In chapter 18, when the economy is not in LRE the federal reserve uses monetary policy which moves
the AD curve to restore LRE.
Expansionary Fiscal & Monetary Policy both move the AD curve to the RIGHT This will always cause
GDP to INCREASE and PL to INCREASE in the short run.
Contractionary Fiscal & Monetary Policy both move the AD curve to the LEFT This will always cause GDP
to FALL and PL to FALL in the short run.
If the economy will adjust to LRE on its own, why would the government/Federal Reserve want to use
fiscal/monetary policy instead?
Chapter 16: Fiscal Policy
In expansionary fiscal policy, taxes decrease and/or spending increases. Deficits then increase.
In contractionary fiscal policy, taxes increase and/or spending decrease . Deficits then decrease.
Fill out the following table about how the government should use the two tools of fiscal policy to
improve the economy depending on the state of the economy:
Adjust
AD=C+I+G+Ex-Im
<- Expansionary Fiscal Policy= Deficit will increase
<- Contractionary Fiscal Policy= Deficit will decrease
Describe how the spending multiplier works.
M^s
What is the spending multiplier equation:
What are some shortcomings of Fiscal Policy? Symptoms: Expansionary: Inflation, Increases deficit
1. There are lags. Describe the three lags:
1. Recognition Lag: UE da
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