1.
r=(1+ )m-1 (1.14)
, , m- () r , ..
(1+ re)t = (1+ )m*t (1.15)
re> r (1.16)
, ( ) , , 1 . (r) , . ( r/m m). (1+r/m) , m . , , , EAR.
2. :
r = -1 (1.17)
, .
3. , (1) (2), .
3.1. , :
I = PV*n*r (1.18)
I .
3.2. :
r = (1.19)
r .
1.1.3. () (Present Value)
() PV , . , , , , . PV . .
1. :
PV = (1.20)
2. :
PV = (1.21)
. . , 2. , ( , ).
3. :
D= FV-PV (1.22)
D .
4.
|
|
- (1.23)
rt , , , , .
dt = (1.24)
dt , .
rt = (1.24) dt = (1.25)
.. rt>dt
rt = (1.26) dt = (1.27)
5. m :
PV = (1.28)
6. , :
(1.29)
7. () :
(1.30)
. , m. .
= (1.31)
d = 1 (1 )m (1.31)
d< d
m . :
PV *d = FV * (1 )n*m (1.32)
de .
8. :
(1.33)
FV ;
PV () ;
dt ;
f .
, , , . , .
9. () , r :
(1.34)
() de :
10. a) :
(1.35)
b)
(1.36)
FV ;
PV .
.
11. :
(1.37)
(1.38)
n ;
m ;
f .