Which of the following equations represents national saving in a closed economy?
A: Y - I - G - NX
B: Y - C - G
C: Y - I - C
D: G + C - Y
A: Y - I - G - NX
B: Y - C - G
C: Y - I - C
D: G + C - Y
举一反三
- Which of the following equations represents GDP for a closed economy?
- 汉语中“一个”读作( ) A: yīgè B: yígè C: yīgé D: yīge
- 下列关于循环群<G, *>的叙述,不一定成立的是( )。 A: ∀a, b, c∈G,a*(b*c)=(a*b)*c B: ∀a∈G,a*a=a C: ∀x, y∈G,x*y=y*x D: ∀a, x, y∈G,若a*x=a*y,则x=y
- Ø"xF(x)® $yG(y)的前束范式是( ) A: "x$y(Ø F(x) ® G(y)) B: "x"y(Ø F(x) ® G(y)) C: $x"y(Ø F(x) ® G(y)) D: $x$y(Ø F(x) ® G(y))
- "x F(x,y) → ¬ $y G(x,y)的前束范式 A: $x$y(F(x,m) ®Ø G(t,y)) B: $x∀y(F(x,m) ®Ø G(t,y)) C: ∀x$y(F(x,m) ®Ø G(t,y)) D: ∀x$y(F(x,m) ® ØG(t,y))