O Modelo GSMS goods side/money side (lado real-lado...
Transcript of O Modelo GSMS goods side/money side (lado real-lado...
O Modelo GSMS goods side/money side (lado real-lado monetário) da análise macroeconômica
Equação de troca
𝑀 × 𝑉 = 𝑃 × 𝑇 Demanda pela moeda
𝑀 = 𝑘𝑃𝑌𝑟
𝑀 = 𝑘𝑃𝑇 Lado monetário e lado real
𝑀𝑉
𝑃= 𝑄
Liquidez macroeconômica
𝑓(𝑞) = 1
𝑝
Equação de troca e renda
𝑀 × 𝑉 = 𝑄 × 𝑃 = 𝑌 Amliação
𝑄 × 𝑃 = 𝑌 = 𝐶 + 𝐼 + 𝐺 = 𝑃𝐶 × 𝑄𝐶 + 𝑃𝐼 × 𝑄𝐼 + 𝑃𝐺 × 𝑄𝐺 + 𝑃𝐸𝑋 × 𝑄𝐸𝑋 − 𝑃𝐼𝑀 × 𝑄𝐼𝑀
Liquidez macroeconômica
𝑀𝐿 = 𝑀𝐵 × 𝑚𝑏 × 𝑉
Equação completa
𝐵𝑀 × 𝑚𝑏 × 𝑉 = 𝑄 × 𝑃 = 𝑌 = 𝐶 + 𝐼 + 𝐺 = 𝑃𝐶 × 𝑄𝐶 + 𝑃𝐼 × 𝑄𝐼 + 𝑃𝐺 × 𝑄𝐺 …
Versaõ dinâmica
𝑔𝑀 + 𝑔𝑉 = 𝑔𝑄 + 𝜋
𝜋 = 𝑔𝑀𝐿 − 𝑔𝑄
𝜋 = (𝑔𝑀𝐵 + 𝑔𝑚𝑏+ 𝑔𝑣) − (𝑔𝑄𝑛
+ 𝑔𝑄𝑐)
Condição para π=0):
(𝑔𝑀𝐵 + 𝑔𝑚𝑏+ 𝑔𝑣) = (𝑔𝑄𝑛
+ 𝑔𝑄𝑐)
Renda nacional
𝑔𝑌 = 𝑔𝑄 + 𝜋 = 𝑔𝑄𝑛+ 𝑔𝑄𝐶
+ 𝜋
Taxa de inflação:
𝜋 = (𝑔𝑀𝐵 + 𝑔𝑚𝑏+ 𝑔𝑣) − (𝑔𝑄𝑛
+ 𝑔𝑄𝑐)
Table 1
The GS/MS model as a classification tool of macroeconomic configurations
Macroeconomic
liquidity (ML)
Cyclical production
frontier (CPF)
Natural production
frontier (NPF)
PLG 0 ↘ →
MPI ↗ ↑ 0
MHI ↗ ↖ ←
MPD ↙ ↓ 0
DD ↙ ↙ ←
IS 0 ↑ 0
IB ↗ ↑ 0
Table 2
Macroeconomic configurations in terms of the variables of the GS/MS model
gMB gmb gV gQc gQn π Q Y
PLG 0 0 0 + + - + 0
MPI + + 0 0 0 + 0 +
MHI + + + - - + - +
MPD - - - - 0 - - -
DD - - - - - - - -
IS 0 0 0 - - + - -
IB + + + + 0 + + +
PLG: Productivity-led (deflationary) economic growth – MPI: Monetary price inflation - MHI:
Monetary hyperinflation – MPD: Monetary price deflation – DD: Deflationary depression – IS:
Inflationary stagnation (stagflation) - IB – Inflationary boom with g: growth rate – MB:
Monetary base – mb: banking multiplier – V: velocity of circulation – Qc: cyclical production –
Qn: natural production – π: price inflation rate – Q: Current output – Y: nominal national
income. The arrows in table 1 indicate direction of the moves of the curves