35 extending the analysis of aggregate supply mcgraw-hill/irwin copyright © 2012 by the mcgraw-hill...
TRANSCRIPT
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35Extending the Analysis of Aggregate
Supply
McGraw-Hill/Irwin Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved.
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Economics 12/8/14 http://mrmilewski.com
• OBJECTIVE: Examine Credit Cards. APMacro-I.B• Language objective: Write about credit cards.
• I. Administrative Stuff• II. Film: Frontline Credit Card Secrets
-questions on film• Homework: Begin reading Chapter#35
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Economics 12/9/14 http://mrmilewski.com
• OBJECTIVE: Begin examination of aggregate supply. APMacro-I.B
• Language objective: Write about aggregate supply.
• I. ACDC Video• II. Journal#40
-notes on aggregate supply• Homework: Continue reading Chapter#33 &
questions on learnsmart
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From Short Run to Long Run
• Short run• Input prices inflexible•Upsloping aggregate supply
• Long run• Input prices fully flexible•Vertical aggregate supply
• The transition?
LO1 35-4
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From Short Run to Long Run
• Production above potential output:•High demand for inputs• Input prices rise•Short run aggregate supply shifts
left•Return to potential output
• Production below potential output• Graphical examples…
LO1 35-5
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From Short Run to Long Run
P3
P1
P2
P3
P1
P2
Real Domestic Output Real Domestic Output
Qf
Short-RunAggregate Supply
Long-RunAggregate Supply
a1
a2
a3
b1
c1
Pri
ce L
evel
Pri
ce L
evel
AS3
AS2 AS1ASLR
Qf Q2Q3
AS1
a1
a2
a3
LO1 35-6
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From Short Run to Long Run
Real Domestic Output
Long Run EquilibriumP
rice
Lev
el
P1
Qf
a
AS1ASLR
AD1
LO1 35-7
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Extended AD-AS Model
Real Domestic Output
Demand-Pull Inflation P
rice
Lev
el
P1
Qf
a
AS1ASLR
AD1
AD2
AS2
c
bP2
P3
Q2
LO2 35-8
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Extended AD-AS Model
Real Domestic Output
Cost-Push Inflation P
rice
Lev
el
P1
Qf
a
AS1ASLR
AD1
AD2
AS2
b
c
P2
P3
Q2
LO2 35-9
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Extended AD-AS Model
Real Domestic Output
RecessionP
rice
Lev
el P1
Qf
a
AS1ASLR
AD1
AD2
AS2
b
c
P2
P3
Q1
LO2 35-10
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Economics 12/10/14 http://mrmilewski.com
• OBJECTIVE: Continue examination of aggregate supply. APMacro-I.B
• Language objective: Write about aggregate supply.
• I. ACDC Film• II. Journal#41
-notes on aggregate supply• Homework: Finish reading Chapter#35 & finish
questions on learnsmart
![Page 12: 35 Extending the Analysis of Aggregate Supply McGraw-Hill/Irwin Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved](https://reader030.vdocuments.net/reader030/viewer/2022032803/56649e3c5503460f94b2e8b8/html5/thumbnails/12.jpg)
Extended AD-AS Model
• Explaining ongoing inflation•Ongoing economic growth shifts
aggregate supply •Ongoing increases in money supply
shift aggregate demand • Small positive rate of inflation
LO2 35-12
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Pri
ce
Le
ve
lReal GDP
Ca
pit
al
Go
od
s
Consumer Goods
Economic Growth, Ongoing Inflation
Productions Possibilities
Long Run Aggregate Supply
Increase in production possibilities
Increase in long-run aggregate supply
LO2 35-13
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P1
P2
Q2Q10
Pri
ce l
evel
Real GDP
ASLR1 ASLR2
AS1
AS2
AD1
AD2
U.S. Growth
LO2 35-14
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Economics 12/11/14 http://mrmilewski.com
• OBJECTIVE: Finish examination of aggregate supply. APMacro-I.B
• Language objective: Write about aggregate supply.
• I. ACDC Econ video• II. Journal#42
-notes on interest rates & the Fed• Homework: Chapter#35 questions 1-5 in
textbook
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Inflation and Unemployment
• Low inflation and unemployment•Fed’s major goals•Compatible or conflicting?
• Short-run tradeoff• Supply shocks cause both rates to
rise• No long-run tradeoff
LO3 35-16
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The Phillips Curve
Real Domestic Output
Pri
ce L
evel
0
P0
P1
P2
P3
Q0 Q1 Q2 Q3
AD0
AD1
AD2
AD3
AS
LO3 35-17
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0
1
2
3
4
5
6
7
0 1 2 3 4 5 6 7
Unemployment Rate (Percent)
An
nu
al
Ra
te o
f In
fla
tio
n (
Pe
rce
nt)
0
1
2
3
4
5
6
7
0 1 2 3 4 5 6 7An
nu
al
Ra
te o
f In
fla
tio
n (
Pe
rce
nt)
Unemployment Rate (Percent)
• Demonstrates short-run tradeoff between inflation and unemployment
69
68
6766
65
64
6362
61
Concept Empirical DataData for the 1960s
The Phillips Curve
LO3 35-18
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• 1960s economists believed in stable, predictable tradeoff
• Phillips curve shifts over time• Adverse supply shocks 1970s
•OPEC oil price shock•Stagflation
• Stagflation’s demise 1980s
The Phillips Curve
LO3 35-19
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The Phillips Curve
• No long-run tradeoff between inflation and unemployment
• Short-run Phillips curve
•Role of expected inflation
• Long-run vertical Phillips curve
• Disinflation
LO4 35-20
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The Phillips Curve
LO4
14
13
12
11
10
9
8
7
6
5
4
3
2
1An
nu
al r
ate
of
infl
atio
n (
per
cen
t)
Unemployment rate (percent)
35-21
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The Phillips Curve
The Misery Index, Selected Nations, 1999-2009
15
10
5
1999 2001 2003 2005 2007 2009Source: Bureau of Labor Statistics,stats.bls.gov
LO4 35-22
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The Long-Run Phillips Curve
3 4 5 60
3
6
9
12
15A
nn
ual
Rat
e o
f In
flat
ion
(P
erce
nt)
Unemployment Rate (Percent)
PCLR
PC3
PC2
PC1
a1
b1
a2
a3
b2
b3
c3
c2
LO4 35-23
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Taxes and Aggregate Supply
• Supply-side economics• Tax incentives to work• Tax incentives to save and invest• The Laffer curve
Tax
Rat
e (P
erce
nt)
Tax Revenue (Dollars)
100
m
0
n
l
m
Laffer Curve
MaximumTax Revenue
LO5 35-24
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Taxes and Aggregate Supply
• Criticisms of the Laffer curve•Taxes, incentives, and time• Inflation and higher real interest
rates•Position on the curve
• Rebuttal and evaluation
LO5 35-25
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Taxes and Real GDP
• New findings suggest tax increases reduce real GDP (Romer and Romer, 2008)
• Positive output shocks raise tax revenues
• Difficult to separate the effects of tax changes from other effects
• Investment falls sharply in response to tax changes
LO5 35-26
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Economics 12/12/14 http://mrmilewski.com
• OBJECTIVE: Finish examination of aggregate supply. APMacro-I.B
• Language objective: Write about aggregate supply.
• I. Administrative Stuff• II. Review Homework
-review questions on aggregate supply• Homework: Finish reading Ch#35 if you haven’t
already• NOTICE: Ch#33&35 Test on Wednesday Dec 17th