32237656-cong-thỨc-kinh-tẾ-vĨ-mo
TRANSCRIPT
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CNG THC KINH T V M
1. nh lut Okun
Khi sn lng thc t (Yt) thp hn sn lng tim nng( Yp) 2% th thtnghip s tng thm 2%.
Ut = Un + * 50
Khi tc ca sn lng thc t cao hn tc tng ca snlng tim nng 2.5% th tht nghip gim 1%
Ut = U-1 0.4(y-p)
2. Cng c iu tit kinh t v m.
Chnh sch ti kha - Chnh sch suy thoi
Chnh sch ngoi thng - Chnh sch thu nhp
Nu: Yt > Yp : Lm pht
Nu: Yt < Yp : Suy thoi
Nu: Yt Yp : n nh
3. Tng cung AS
4. Tng cu AD
5. Hc trong ti liu (cc ch tiu SNA) h thng ti khon quc gia.
6. H thng sn xut vt cht MPS
7. 3 cch tnh GDP
Khu hao (De) u t(I) Tiu dung (C)
Tit kin (S): S=DI-C ( DI l thu thp kh dng)
Thu (Tx) 2 loi ( thc thu (Td) v gin thu(Ti))
Chi chuyn nhng: Tr
Chi mua hng ha v dch v chnh ph (G) chi cho tiu dng(Cg) vu t(Ig)
Chi tiu Cp : G= Cg + Ig
Xut khu (X) nhp khu (M): NX= X-M
Tin lng (W) Tin cho thu (R) Tin li (i)
Li nhun (Pr)
Lac Honguniversity
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7.1 Tnh GDP theo phng php sn xut.
Gi tr gia tng VA ( GDP =VAi )
7.2Tnh GDP theo PP phn phi.
GDP= De+W+R+i+ Pr+ Ti
7.3 Tnh GDP theo PP Chi tiu
GDP=C+I+G+X-M ( X-M : Xut khu rng)
8. Tc tng trng bnh qun.
n-1 Ch tiu nm cui
Vtb = - 1 X 100
Ch tiu nm u
Tc tng hng nm: phn nh phn trn thay i ca sn lng nm sau so vinm trc.
Vt = Ch tiu nm t ch tiu nm (t-1) /ch tiu nm (t-1) x100
9. Tnh GDP n cc chi tiu khc.
Tng sn phm quc dn : GNP=GDP+NIA
Sn phm quc dn rng: NNP=GNP-De
Thu nhp quc dn: NI=NNPmp-Ti
Thu nhp c nhn: PI=NI-Pr+Tr( Pr li nhn gia li v npcho CP)
Thu nhp kh dng: DI=PI-thu thu nhp c nhn.
CHNG 3: L THUYT XC NH SN LNG CN BNG
DD tng cu = DD tng cung
1. Thu nhp kh dng (Yd)
Yd = Y-Tx+ Tr( Chng ny gi nh nn kt ng ca v khng c chnhph ) nn khng tn ti Tx v Tr :Yd=Y hay Yd=C+S vi ( C: tiu dung; S:tit kim)
2. Tiu dng bin (Cm) Tit kim bin (Sm)
C S
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Cm = Sm =
Cm+Sm = + H qu: Cm+ Sm = 1
3. Hm tiu dng: C= f(Yd) Hm tit kim: S=f(Yd)
4. Hm C v hm S c dng tng qut: C = C0 + Cm.Yd
S = -C0 + (1-Cm).Yd
H s (1-Cm) chnh l Sm C0 > 0 v 0< Cm
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Gi T = Tx-Tr l thu rng khi Yd = Y-T
Hm thu rng theo sn lng T ta c T=T0 + TmY
Thu rng v hm tiu dng: Chng 3 ta c C=C0 + CmYd
Nu khg c CP th C=C0 + CmY
Nu c CP th Yd= Y-T, vi T=T0 + TmY
Ta c C=C0 + Cm(Y-T) = C0 + Cm (Y- T0 + TmY) = C0 + CmY CmT0 CmTmY
= (Co CmT0) + Cm (1- Tm)Y
Hm nhp khu theo sn lng: M = Mo +Mm.Y
2. 3 phng php xc nh SLCB.
PP1: Trn th tng cu: Y=AD=C+I+G+X-M
PP2: SLCB trn th bm vo rt ra : S+T+M = I+G+X
PP3: SLCB trn th tit kim v u t: (S+Sg)+(M-X)=I +Ig
3. S nhn ca tng cu
Y = K AD
Trong : AD =C +I + G +X -M
1K=
1- Cm(1-Tm)-Im+Mm
4. Chnh sch ngoi thng
Chnh sch gia tng xut khu: Khi XK tng them mt lng X th AD tng tng
ngAD =X
Y= k. AD =k. X
i vi cn cn thng mi: Khi sn lng tng thm mt lngY s lm cho
nhp khu tng M = Mm.Y tc l M = Mm.k. X
5. Chnh sch ti kha
- Yt lm tng tiu dng h g : C = Cm. Yd=-CmT m
C l nhn t trc tip tc ng n AD do AD = C = - Cm.T Vy:
Y
K
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T = =
Kt hp T v G :
- AD
Cm
- Y
K.Cm