Chapter 33 & 34 - WusslersClassroom
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Transcript Chapter 33 & 34 - WusslersClassroom
Chapter 33 & 34
Crowding In, Crowding Out,
Phillips Curve, Rational Expectations
Why do recessions add to
national debt?
When in a recession, we use expansionary
fiscal policy – which means that G spending
increases, taxes decrease, and transfers
increase, thus adding to the national debt
G
T
Tr
Crowding Out
G spending increases AD, RGDP and PL,
so D for Money increases, due to PL
This increases i rates & MS
The increase in i rates causes a decrease
in I spending which lowers AD
Crowding In
Stimulation in G causes businesses to
gain confidence and produce more to take
advantage of the growing economy
Crowding In & Crowding Out
Because AD shifts right, the SCM shifts the
AS curve to the left due to a rise in costs of
production, which lowers profitability and AS
The Fed can control i rates using
Expansionary Monetary Policy to bring i rates
down
This will shift AD curve even farther out,
increasing the national deficit
The Fed is buying bonds that the gov’t is
selling to fund their deficit
◦ Fed creates money from government’s debt
Monetizing the debt is more inflationary than
non-monetized debt
Monetizing the Debt
Phillips Curve
Long run
Inflation
SCM
SCM
Short Run
Natural Rate of Unemployment
Unemployment Rate
How the deficit would look if we were at
full employment and the gov’t receives
as much tax revenue as expected and
spends only as much as expected
Structural Deficit
Use Expansionary Fiscal Policy during a
recession
◦ Creates deficit – Increases G spending,
decreases taxes, increases transfers
Use Contractionary Fiscal Policy during an
inflation
◦ Decreases G spending, increases taxes,
decreases transfers, which DECREASES THE
DEFICIT and BALANCES THE BUDGET
Costs of Closing
Recessionary/Inflationary Gap
Forecasts that are the best that can be made
given the available data, not necessarily
correct
If correct, short run PC is vertical
◦ Inflation can be produced without the need for high
unemployment
Why Keynesians and Liberals want to fight
unemployment:
◦ Believe AD and SR PC curve is flat
◦ Unemployment is more costly than inflation
◦ Expectations react sluggishly, SCM is unreliable and
slow
Rational Expectations
Why Rational Expectation Adherent and
Conservatives are more eager to fight inflation:
- Because AD and SR PC is steep
- Inflation more costly than UE
- Depends on region of AS
- Expectations react quickly
- SCM works smoothly and rapidly
Rational Expectations