, , : () - (). , .
= ; = .
( National Income)
:
= + () + +
+ ( ) + .
=
.
(Personal Income PI) , - .
(disposable personal income
DPI) , :
= .
() (S):
= + S.
. .
, , .
- : :
t t t t
n
t t t t
= P 1 Q 1 + P 2 Q 2+ + PnQn =) PiQi,
i =1
Q
t; t.
, , .. , - , :
n
o t
p =) Pi Qi,
i =1
o t
Pi ; Qi
.
=
100%.
, - . (), () - .
: - . , ( - 300400 ).
: ( , , 3200 ).
(IL) , . - :
t o
IL =
∑ PiQi
∑ PoQo 100%.
i i
(IP) .
- , . - :
t t
∑ PiQi
IP = o t 100%,
|
|
: =
∑ PiQi
.
() - - , :
t t 1
=
t 1
100%,
t , (t 1) .
( ) - :
IF = ƒ IL IP.
) , - .
- , - .