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1. =100 .. . . - MPC = 0,8. MPS =1-MPC =1-0,8=0,2

MRg= 1 / (1-MPC) MRg=1/(1-0.8)=5, MR=MPC/MPS=0.8/0.2=4

= ×MR =100×4=400 . ., = × MRg = 100×5=500 .. . , - 100 . . ∆=(500-400)= 100..

1.

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= 0,6. ?

MPS = 1 - = 1 - 0,6 = 0,4,

MPS - .

MRg = 1/MPS = 1/0,4 = 2,5.

MRT = MPC / MPS = 0,6/0,4 = 1,5.

 

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, 1000 . . , = 0,8, :

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) 10%.

) = MPC×(Y - ),

- ; Y ; - .

= 0,8× (1000 - 20) = 0,8 × 980 = 784 .. .

) = × (1 - t) ×Y

t - .

= 0,8× (1 - 0,1) × 1000 = 0,72 ×1000 = 720 .. .

4.

, (), 200 . . (G)

200 . .. = 0,8.

∆GNP(Y)-?

MPS = 1 - = 1 - 0,8 = 0,2

MRg = 1/MPS = 1/0,2 = 5.

∆GNP :

∆GNP(G) = ∆G ×MRg = 200 × 5 = + 1000 .. .

MRT = /MRS = 0,8/0,2 = 4.

∆GNP :

∆GNP (∆T) = ∆ (∆T ×MRT) = 200 × 4 = - 800 ..

∆GNP:

∆ GNP = ∆GNP(G) + ∆GNP(T) = 1000 - 800 = +200 ..

 

5.

г (GNPp) 1000 . . =2/3. (GNP), (G) ∆G= 100 . ..

∆GNP = ∆G ×MRg,

MRg ;

MRg = 1/MPS,

MPS - .

MPS = 1 - =1-2/3 = 1/3;

MRg = 1/1/3=3;

∆GNP = 100 × 3 = + 300 . .

 

6.

(∆GNP), , (), 100 . . = 0,75.

∆GNP = T× MRT;

MRT = /MRS,

MPS = 1 - ,

MPS = 1 - 0,75 = 0,25,

MRT = 0,75/0,25 =3,

∆GNP = 100 ×3 = 300...

7.

- 100 . ., S= 0,25. ? ?

1) = 1 MPS=1- 0 25 = 0.75

2) MRg = 1/0,25 = 4;

3) MRT = 0,75/0,25 = 3;

4) ∆GNP (∆T) = - ∆T x MRT = -100 x 3 = - 300. ;

5) ∆GNP(∆G) = ∆G x MRg = 100 x 4 = + 400. ..

∆GNP . = -300 + 400 =100...

, ∆T =100 . . ∆G = 100 . ., - 100 . .

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