, .. , . , . , . , (. 7.1).
P D = AR = MR 0 Q |
. 7.1.
MC = S 0 Q |
. 7.2.
. . ( ), . (. 7.2).
(. 7.3) (. 7.4) , .
D S PE E S D |
QE Q ()
. 7.3.
P MC = S E PE. D = MR = AR QE Q (.) |
. 7.4.
, , .. (). . , , (MR) (MC). , MR = MC, . , , (. . 7.4). , MR = MC () , MR MC ( . 7.4). PE QE, .
, . (.. , ) (AR) (AC). , , (APf) .
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APf = AR AC = AC.
(TPf) .
TPf = APf ∙Q.
. 7.5.
MC AC E D=MR=AR K L Q QE |
. 7.5.
QE , .. (MR) (MC). , (AR) (). ( , MR = MC) ( ), L . . 7.5 KPEEL.
, , . , . , .
(TR) (TC).
TPf = TR TC.
, . .
, (. 7.6). () ( ) , ( 5). TR TC (. 7.6) , , ( ); , . D . D (TC > TR), . , ( L ). . (MR) () : MR = , , .
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TC TR
TR, TC. D . C Y max a . B 0 α α. L Q Q max M TPf - a |
. 7.6.
, , . ? , , . . (. 7.7).
MR, MC MC AC N M AVC E D=MR=AR PE K L Q QE |
. 7.7.
, () (AVC) (AFC). ( . 7.7 LM).
, () , . , , , , , .. , MR = MC, . . 7.7 , (KLMN) (PEEMN). , , .
, MR = MC , .
, ? (. 7.8) (PEEMN) . ( AR min AVC) . 7.8 .
N M AC AVC E D=MR=AR PE QE |
. 7.8. ,
, , , , .
, , , , , . , , , (. 7.9). , , , . , , (. 7.10).
S S P 1 P 2 S S Q Q 1 Q 2 | S S P 2 P 1 S S Q Q 2 Q 1 |
. 7.9 | . 7.10 |
, , . , , . , ( , ) (. 7.11).
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P MC AC LAC PE E D=MR=AR 0 Q QE |
. 7.11.
, (LAC, LMC) :
MC = AC = LMC = LAC = MR = P.