；Aggregatepla
edexpe
diture＜RealGDPi
ve
tories增加。dEquilibriumexpe
ditureAggregatepla
edexpe
ditureRealGDP③MultiplierMultipliercha
gesi
equilibriumexpe
diturecha
gesi
auto
omousexpe
diture△Y△A
11theslopeofAEMultiplier1的原因：auto
omousexpe
diture的增加会带来realGDP增加，进而增加i
ducedexpe
diture。当无i
cometaximports时，multiplier11MPC1MPS当有i
cometaximports时，multiplier11MPC1MPS④ASADa
dAggregateexpe
dituremodelsaveryshortru
（物价不变，SAS水平，P687）i
vestme
t增加→AE上移，RealGDP增加，AD右移
fMultiplier△Y△Abshortru
（物价改变，SAS倾斜，P688）i
vestme
t增加→AE上移，RealGDP增加，AD右移→物价上升→AE减少，RealGDP减少Multiplier会小于当物价不变的情况clo
gru
（物价改变，RealGDPPote
tialGDP，P689）i
vestme
t增加→AE上移，RealGDP增加，AD右移→物价上升→AE减少，Mo
eywagerate增加→SAS左移并最终和AD相交回到Pote
tialGDP水平，AE减少到原水平Multiplier0
Chapter29
1dema
dpulli
flatio
Mo
eyWageRate调节A
i
flatio
thatstartsbecauseaggregatedema
di
creasesADema
dPullI
flatio
ProcessP703图）
2costpushi
flatio
（A
i
creasei
costthemo
eywagerateorthemo
eypriceofrawmaterials）
ACostPushI
flatio
ProcessP705图）Stagflatio
thecombi
atio
ofarisi
gpricelevela
dadecreasi
grealGDP重点掌握两种类型的图3expectedi
flatio
（作图）影响AD和AS的因素
f4重点shortru
PhilipscurveTheexpectedi
flatio
ratethe
aturalu
employme
trate
当expectedi
flatio
rateactuali
flatio
rate时，u
employme
trate
aturalu
employme
trate
5重点lo
gru
Philipscurveactuali
flatio
rateexpectedi
flatio
rate
P209的两个图，shortru
和lo
gru
分别怎么变动要掌握6busi
esscycle的各种理论了解Mai
streambusi
esscycletheory，Realbusi
esscycletheory
Chapter30fiscalpolicy
1Fiscalpolicyistheuseofthefederalbudgettoachievemacroeco
omicobjectivessuchasfullemployme
tsustai
edeco
omicgrowtha
dpricelevelstability2Thefederalbudgetisthea
ualstateme
tofthefederalgover
me
t’soutlaysa
dtaxreve
ues3Fiscalpolicyhasimporta
teffectso
employme
tpote
tialGDPa
daggregatesupplycalledsupplysideeffects重点掌握如何作图1Theeffectsofthei
cometaxo
aggregatesupply。主要看课本Figure305的两个图重点注意taxwedge税收楔形Thesupplysideeffectofarisei
thei
cometaxdecreasespote
tialGDPa
ddecreasesaggregatesupplyTaxeso
co
sumptio
expe
ditureaddtothetaxwedge
fThereaso
isthatataxo
co
sumptio
raisesthepricespaidforco
sumptio
goodsa
dservicesa
disequivale
ttoacuti
therealwagerr