: (NPV), (PI), (IRR), (PB).
.
() .
, , t - , at, ,
1
at = ----------, 堠 (4)
(1+) t
t - (t = 0,1,2), - .
t- t, :
1
(5) |
t > 0 |
0 =1 at = --------------
t
(1+ )
=1
8.4 ( ) 10 , 1-10 5, 10, 15%.
8.4 - 100 5%,10%,15%
, 100 , . , .
(NPV)
() , , .[10]
, :
1
Ҡ
(6) |
=Σ t*at=Σ(Rt-3t)*----
t=o t=o
(1+) t
R t - (), t- ;
3 t - , ;
- ( , ( - - () );
(R t - 3 t) = t - , t- ;
1
--------- - (a t);
(1+)t
- ( ).
, ( ) .
. - , - .
|
|
. (3t t t) :
t - t-;
- , ..
= Σ t * at, (7)
t=0
3*t - t- , ( "", "").
(6) :
= Σ (Rt-3*t)*at - ʠ (8)
t=o
().
, t , * (3* t).
(IP)
() .
1
= Σ (R t - 3* t) x a t (9)
t=0
. : , > 1 . > 1, , < 1 - .