: - m .
- , . k kp. m.
m/p (1+ )m/p.
1) , kp-
FV=C(1+r/m)m/p+ C (1+r/m)2m/p++ C (1+r/m)kpm/p=
=C (1+r/m)m/p [1+ (1+r/m)m/p++ (1+r/m)(kp-1)m/p].
C(1+r/m)m/p q= (1+r/m)m/p.
[7]
FV=C (1+r/m)m/p .
p=m (2.1).
2) , k-
FV=C+ C(1+r/m)m/p++ C(1+r/m)(kp-1)m/p
FV=C .
p=m (2.2).
FV=C (1+r/m)m/p. (2.15)
=1 =0 .
FV+PV(1+r/m)mk + C (1+r/m)m/p =0 (2.16)
FV, PV, c, r, k, m, p .
2.9
10 . . 5 . . 18% . , 3 .
|
PV=0
FV=10 . .
k=5
p=12
m=4
r=0,18
=? FV(k=3) =?
3
FV3=
, Excel, (2.3) p.(2.1)
(2.3)
1,363722 | |
2,989987 | |
4,929337 | |
7,242049 | |
. 2.1
, p¹m (2.16) Excel. , r . , Excel (2.16).
2.10
3 . . 5 0,2 . . . ?
( )
|
|
|
FV=0
k=5
m=2
p=4
=-0,2 . .
r=?
1) Excel.
2) 1 0,1 r.
3) 2 :
=3*(1+A1/2)^10-0,2*((1+A1/2)^10-1)/((1+A1/2)-1)
0,2066
4)
5) :
5.1 $A$2 0, : 1
5.2 .
1 (2.17) r=0,118, 2
f (r)=3,85*10-7 @ 0 - .
, ,
r=11,8%. , , .
2.11 [2, 3.5] 300 . . .
1) 15%- , 20- 5% . .
2) 15%. 2 20% . 4 , .
3) 10%. . . 18%.
.
1 - 3 2.4.
:
;
q% - , ;
r ;
k ;
t ;
m ;
p ;
C ;
FV ;
S - , .
FV 0.
2.4
P . . | q % | k | t | m | p | r % | C . . | PV . | FV . . | S . . | |
20,462 | 676,591 | 721,591 | |||||||||
155,257 | 375,751 | 421,751 | |||||||||
140,047 | 551,739 | 581,739 |
1
PV=P(1 0,15)=255 . .
|
r=0,05
t=0
m=1
p=1
=0
20 (, , PV=0)? (2.4)
|
|
=(0,05;20;-20,462)=676,591 . .
20-
S=676,591+45=721,591 . .,
421,591 . . .
2
|
k=2
m=4
p=12
r=0,2
=0
= - 12,93812= - 155,257 . .
(2.15)
C
S=367,751+45=421,751 . .
3
PV=P(1-q)=300(1-0,1)=270 . .
|
t=1
m=12
p=12
r=0,18
=-11,67112= - 140,047 . .
S=551,739+30=581,739 . .
, , .
2.1 5000 5% . 10 ?
2.2 5 : 14% 18% . ?
2.3 : 250 . . 800 . 10 8% ?
2.4 50 . . 100 . . 16%?
2.5 60 . , 6% 8 . . .
2.6 30000 . 2000 . 14% . 3000 ?
2.7 350000 . 15% . 6%. 10 . , , , ?
2.8 1300 / . 5 , 14,5% ? , ?
2.9 , 500 12% 5 50000 ?
2.10 1 000 000 5 200 000 . , 1 500 000 ?
2.11 50 000 . 3 100 000 . 12% . ? ?
2.12 300 000 . 50 000 8000 . 11%. ? ?
|
|
2.13 $100 000 7 . () / , .
(%) | |||
0,96 | $350 | ||
0,955 | $280 | 7,2 | |
0,95 | $350 |
?
2.14 $200 000 7 7,2% . , . .
2.15 , 3 . 2 . . 15% . .
2.16 , 5 . 1,5 . . 16% . , .
2.17 10 . . 3 . . 2 . .
2.18 7000 . 200 . - 16%. . ? , - ?
2.19 5000 . 20%. . , 250 . .?
2.20 , 2 3 . .? - 12% .
2.21 2,6 . . 2 . , 18%. : 3 . 2 16% . .
2.22 350 . . :
1) - 15%. - 20% . . ;
2) - 20% . 3 . . 22%;
3) - 20% . 2 . 24%; .
|
|
: , , , .
2.23 250 000 . 25% . 12 8%. .
2.24 350 .. . 1 . , 15%. : 2 . 4 12% . .
2.25 500 . . :
1) - 25%. - 2 15% . . ;
2) - 20% . 3 . 3 . 12%.
3