. , , .
, , . .
:
t-
T
F-
Ft -
P
n
r - , , n, Pnr.
=Pnrt (8.1)
Ft = P[(1+r(1-t)n] (8.2)
, r (1-t)r.
n d. Pnd/(1-nd).
T=Pndt/(1-nd) (8.3)
Ft = F-T=P(1-ndt)/(1-nd) (8.4)
r - , , n, P[(1+r)n -1]
=P[(1+r)n -1]t (8.5)
Ft =P[(1+r)n (1-t)+t] (8.6)
, . .
n d.
(8.7)
( 8.8 )
n δ.
T=P(eδ -1)t (8.9)
Ft =P[eδ (1-t)+t] (8.10)
- , .
1. 300 . . . 14% . , 12% .
(8.4) P=300; n=1,5; t=0,12; d=0,14
Ft =300(1-1,5∙0,14∙0,12)/ (1-1,5∙0,14)= 370,018
370018 .
2. 300 . . . 16% . , 12% .
|
|
(8.2) P=300; n=1,5; t=0,12; r=0,16
Ft =300[1+∙0,16 (1-∙0,12)1,5]= 360,336
360336 .
3. 2 . . 4 12% . , 8% .
(8.6) :
Ft =P[(1+r/m)nm (1-t)+t]
P=2; r=0,12; n=4; m=2; t=0,08
Ft = 3,09268
3 092 680.
4. 280 . . 250 . . 250 . . . 14% . , , , 1%?
, (8.2) :
Ft = P[(1+r(1-t)/ 365]
Ft =280; =250; r=0,14; t=0,01
280=250∙[1+0,014∙(1-0,01)X / 365]
, :
=316,017
317 .
5. 60 . 10% 62,8 . . .
(8.2)
Ft =62,8; =60; r=0,1; n=0,5
t=0,067
6,7%.