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# 請問這題經濟學微積分題目

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請問(a)小題隱函數定理及平衡特性是??...

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- 麻辣Lv 78 years agoFavorite Answer
Y=Year income; S=saving; T=taxes; I=Invesment; G=Government ExpenditureS(Y)+T(Y)=I(Y)+GdS/dY*dY/dG+dT/dY*dY/dG=dI/dY*dY/dG+dG/dG(S'+T')*dY/dG=I'*dY/dG+1(S'+T'-I')*dY/dG=1dY/dG=1/(S'+T'-I')dG/dY=(S'+T'-I')Δ(Government Expenditure)/Δ(Year Income)=Δ(Saving)+Δ(taxes)-Δ(Investment)翻譯: Δ(政府支出)/Δ(歲入)=Δ(儲蓄)+Δ(稅收)-Δ(投資)

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