. , -
. 3 12 . . , 4 . . ? ?
, . . : , , , . .
, . , , , ( ), . , , ( ), , . . , .
, ? . -, , ,
. . , , , . . 1- , MRi 2- MR2, , 1- 2- . , 1- 2- . , .
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-, , , . , , ( ). , , , . , . , ( ) ( ).
. Pi 1- , P2 2- , (Q7) QT= Qi + Q2.
= PiQi+ P2Q2-(Q1).
, Qi Q2 , . -, 1- :
_ A(PiQi) AC
AQ, AQi AQi
= 0,
A(PiQi)/AQi 1- (. . MRi). AC/AQi , . . MC. ,
MR, = MC.
2- MR2 == MC.
, , ,
MRi = MR2=MC. (11.1)
.
, , . ,
MR = P(I
MR1 = P,
!/,) MR2 = P2 (1 + 1/E2),
ei E2 1- 2- . , MRi MR2, , :
pi P2
(1 + 1/E2) (1 + 1/,) '
(11.2)
, , . , 1- 2, 2- 4, ,/2= (1 '/4)7(1 'A) = = (3A) ('/2) = 1,5. , 1- 1,5 .
. 11.5 . , di 1- ,
MC
. 11.5.
2- , , 1- , . qt= Qi + Q2 MRi MR2, MR1 . MC MRi MR2, , Qi Q2.
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MC
. 11.6.
, . , , 2- ( ) . , . 11.6, , P* , , .
11.1