4.3.1.
, . 4.1, (R) .
, , , . ,
. 4.1. -
, , .. . , , .
4.3.2. -
(=const) .
1. (R)- , ,
TR=PQ,
, , TR , .
2. (R)- ,
AR=TR/Q
, AR .
AR=TR/Q=(PQ)/Q=P.
3. (MR)- ,
MR=d(TR)/dQ.
.
MR=d(TR)/dQ=d(PQ)/dQ=P,
=const.
. 4.2.
. 4.2. -
4.3.3.
, , . .
, , .. , ( , ).
:
1. - .
, R .
=TR-TC=max
. 4.3.
. 4.3 , , R. R . () , .
|
|
, , ,
d /dQ =()`= 0.
- .
(M ) .
>0, , .
<0, , .
, , =0, .
( =0) .
2. - .
= ()` =d /dQ,
()` =dTR/dQ-dTC/dQ.
dTR/dQ=MR, dTC/dQ=, , :
=R.
(C>R), . (C<R), , =R , .. .
, .
- ( AR=MR), :
=.