7, " - " ( AD-AS). ( ), ( ) .
, , ( ) ( ).
. . (GDP) . .
() - , , , , .
AS (GDP) = Y = AD.
" - " ( AD-AS) . , .
, . , 450 (. . 8.6). , , . , . (Equilibrium - ). .
. 8.7
, (Y1) 300. () 0,75 100 335 (AD = 300 0,75 + 100). 35. (AD > Y).
(Y2) 500, 475 (AD = 500 0,75 + 100). 25. (AD < Y).
, 400, 400 (AD = 400 x 0,75 + 100). , , , (400 = 400).
|
|
: AD = Y
, ? ()?
( . 8.6, , 400), , . , . .
( . 8.6, , 400), . , . .
, (AD) (Y). , AD = Y (GDP). , . , (I) (S).
: I = S
, , . , , , . "" , , - "" , (. . 8.7). " - ".
, . - , . .
. 8.8