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:




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15, , . , .

, , . , , . .

, , , ( ). , , .. , , , . ( , ).

, , , , . : , , .

, , , . , .

, .

, , , , .

, S 0 R 0, R 1, R 2,..., Rn t 0 = 0, t 1, t 2,..., tn ( , , ..), i

S0=R0+∑k=1nRk(1+i)tk(18.1)(18.1)S0=R0+∑k=1nRk(1+i)tk

, . , τ (, ..), (18.1) :

S0=R0+∑k=1nRk(1+i)kτ(18.2)(18.2)S0=R0+∑k=1nRk(1+i)kτ

, , , , (R 1 = R 2 =... = Rn = R), (17.4) :

S0−R0=R(1+i)nτ⋅(1+i)nτ−1(1+i)τ−1(18.3)(18.3)S0−R0=R(1+i)nτ⋅(1+i)nτ−1(1+i)τ−1

, , ( ). .


:

3 ;

( j) 18% ;

() ;

1% ;

0,1%

22,8%. , (18.3):

R 0 = 0,01 S 0;
n = 36;
τ = 112112;
j = 0,18;
: A=jτS01−(1+jτ)−n=0,18⋅112⋅S01−(1+0,18⋅112)−36≈0,0362S0A=jτS01−(1+jτ)−n=0,18⋅112⋅S01−(1+0,18⋅112)−36≈0,0362S0;
R = A + 0,001 S 0 ≈ 0,0372 S 0;
i = 0,228;
(1 + i) τ ≈ 1,017262.

(18.3), S 0 (, , ):

S0−0,01S0≈0,0372S01,01726236⋅1,01726236−11,017262−1S0−0,01S0≈0,0372S01,01726236⋅1,01726236−11,017262−1

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