. 4.1
C C = Ca + MPC × Yd
MPC
Ca
0 Yd
-:
C = a + bY(1 - t) (1),
1. C ();
2. a = Ca - , Y = 0 ( ), .. 0;
3. b = MPC ( );
MPC = ;
4. Y(1 - t) = Yd = ( Y = = , t );
t = (T = , , ).
, MPC ( ) ). , , , , , MPC const. Yd, t Y. , .
( ) :
APC = =
(1) , APC (Yd) (Y):
4.2 APC MPC.
. 4.2
MPC
Yd Þ APC¯ MPC const. APC > MPC |
APC
MPC
0 Yd
, ( ), (Y) ( APC¯), , .
{ , : , , ( ), . , , . }
, a b .
(, 90- . . = 80,35 + 0,62Y.
40- .: = 47,6 + 0,73 Y.)
. , .
|
|
3. . .. .. .
.
. , 1940. 1869 1938 . ( ). , (APC) , : = 0,86 Y. ( 0,86 ).
, ( ), .
, , , : .
. , 50- . ( , ). . . , . ( , )
.
. , 1957 .
() , ( - ). .
1) , .
2) , : ( ) .
3) , , ().
4) , .
5) , ( ) .
, :
= a×Y,
a - const, ,
Yp .
( 1952 54 .). , :
1) ( ). .
|
|
2) , ( ).
, , . .
.
, (, , 1945.):
1. ().
2. : () (.4.3).
3. L, , N .
4. N
( 0) . : , , . |
t+2 N C2
C1
t+1
M C
tL
0 Ydt Ydt+1 Ydt+2 Yd
(. 4.4) - (C) (CL), - :
. 4.4
CL (C/Y const)
0. |
C2
C1
C0
CL0
0 Yd0 Yd1 Yd2 Yd
Yd1 Yd0, C1 C0. , Yd0, L0 .
Yd2, C2. Yd2, L2 .