第一篇 宏观经济的长期模型

  • View
    29

  • Download
    1

Embed Size (px)

DESCRIPTION

. 20 - PowerPoint PPT Presentation

Transcript

  • 20

  • CSTCIGNX

  • GDP C I G NX GDP= NX =XM Y =GDP = C I G NX

  • 1998GDP

    Chart7

    36921

    30396

    9486

    3050

    1998GDP

    1998GDP

    Sheet1

    1998GDP

    36921

    30396

    9486

    3050

    Sheet1

    1998GDP

    1998GDP

    Sheet2

    Sheet3

  • 1996GDP

    %GDP75760515201116014070-9901006814.718.6-1.3

    Chart9

    51520

    11160

    14070

    -990

    Sheet1

    51520

    11160

    14070

    -990

    Sheet1

    Sheet2

    Sheet3

  • , = = ==+ +++= + ++=

  • 1996GDP

  • GDP 1. 2. 3. GDP . . . .

  • GDPGDPGDPGDPGDPGDP

  • Variale-Weight Price Index)Paasche Index)

  • Fixd-weight Price Index) (Laspeyres Index)

    GDP(Price Deflator Index)Consumer Price Index) (PPI)

  • GDPGDPGDPGDPGDPGDP GDPCPI PPI GDPCPIPPI

  • PttPt+1t+1t+1t+1

  • =/100%=/100%

  • GDP GDP=3% 23%GDP1%GDP2%8%6%GDP GDP=3%26%8%=7%GDP47%2

  • Y YF(KL)

  • Y=F(KL) >0,

    A

  • GDP( Potential GDP)

  • YF(KL)YKL W r P

  • ()(R)()(C)

    R=PY=PF(K,L) C=WL+rK =RC=PF(K,L)WLrK PWrLK

  • ()

  • SDE(W/P)0

  • Kd/dK=0 PFK(K,L)r =0PMPK= r MPK= r/P

  • MPLMPK=YMPLLMPKK Y=MPLL+MPKK+

  • F(K,L) YF(KL)=MPLL+MPKK Y

  • GDP(C)(I)(G)(NX)NX GDPY=C+I+G

  • 1. CYT C=C(YT) C=a+b(YT) ab,bY

  • C

  • 2. 12( i ) (r =i)3 I=I (r)3.

  • Y=C+I+G=C(Y-T)+I(r)+

  • 1.2.r*

  • 1.

  • S1 S2

  • 2.

  • I1 I2 Sr1 r2

  • I1 I2 r1 r2