1.
, . = = 4 . (.10.1).
10.1
/ | QD | QD | QD | |
:
MR , , . , MR , , . , ?
10.2
/ | QD | QD | QD | TR = P*Q | TR | Q | MR= TR / Q | |
- | - | - | ||||||
8,17 | ||||||||
6,17 | ||||||||
4,57 | ||||||||
3,33 | ||||||||
2,46 | ||||||||
1,81 | ||||||||
0,09 | ||||||||
0,36 | ||||||||
-80 | -0,38 |
. = MR, = 4 ., MR = 4,57. =7 ., Q = 48 .
: = TR- TC.
TR = P*Q = 7 * 48 = 336 (.);
= *Q =4 * 48 = 192 (.);
, = TR - TC = 336 192 = 144 ().
, TR MR , (.10.3).
: = 7 ., Q = 40 .
: = TR- TC.
TR = P*Q = 7 * 40 = 280 (.);
= *Q =4 * 40 = 160 (.);
, = TR - TC = 280 160 = 120 ().
: = 5 ., Q = 32 .
: = TR- TC.
TR = P*Q = 5 * 32 = 160 (.);
= *Q =4 * 32 = 128 (.);
, = TR - TC = 160 128 = 32 ().
(120+32) - 144 = 8 .
10.3
Q | TR | Q | TR | MR | Q | TR | Q | TR | MR | ||
- | - | - | - | - | - | ||||||
-20 | -2 | ||||||||||
-40 | -4 | 1.22 | |||||||||
-60 | -6 | 1.0 | |||||||||
-80 | -8 | ||||||||||
-100 | -10 | -400 | -0,66 |
|
|
2.
( ), : Qd1 = 120 P; Qd2 = 90 2P, Qd1 Qd2- ; . . (LMC = LATC) 3 . , , . ?
, , ?
1) = R. . :
1:
Qd1 = 120 P1;
P1 = 120 Q1;
TR1 = (120 - Q1)* Q= 120Q Q2
R1 = (R) = (120Q Q2) = 120 - 2Q;
R1 = MC;
120 - 2Q1 = 3;
Q1 = 58,5.; P1 = 120 58,5 = 61,5 .
2:
Qd2 = 90 2P2;
P2 = 45 0,5Q2;
TR2 = (45 0,5Q2)* Q= 45Q 0,5Q
R2 = (R) = (45Q Q2) = 45 Q2;
R2 = MC;
45 Q2 = 3;
Q2 = 42 .; P2 = 45 0,5*42 = 24 .
2) :
Qd1+ Qd2 = 57,5 = 42 = 100,5 ..
3) , : = TR TC = P*Q * Q;
1 = 61,5*58,5 58,5 * 3 = 3422,25 ..
2 = 24*42 42 * 3 = 882..
, : 1 + 2 = 3422,25 + 882 = 4304,25 ..
4) , , .
, , : Qd1+ Qd2 = 120 P + 90 2P = 210 3;
3 = 210 Q;
= 70 0, 33Q;
TR = (70 0,33Q)* Q= 70Q 0,33Q
R = (R) = (70Q 0,33Q ) = 70 0,66Q.
R = MC, , :
|
|
70 0,66Q = 3
67 = 0,66 Q;
Q = 101,5 . .
= 36,5 .
: = TR TC = P*Q * Q =
= 36,5 * 101,5 3 * 101,5 = 3400,25 ..
: , , , 61,5 36,5 ., 4304,25 . . 3400,25 .. , .
-
1.
1.
: R = 5Q Q2; = 2 Q - 30.
: , , :
1) ;
2) , .
2.
: = 100+Q2, Q . : = 90 Q.
:
, , , :
1) ;
2) .
3.
, 1000 . = - 10.
: .
2.
1.
: R = 200Q 2Q2; = 20 + 2Q.
: , , :
1) ;
2) , .
2.
10.4 , . = = 5 . . :
MR , , .
, MR , , .
, ?
10.4
/ | QD | QD | |
3.
, 100 . = - 5.
: .
3.
1.
, , :
) ;
) .
MR = 2000 50Q;
R = 1000Q 10Q2;
MC = 200 + 20Q.
2.
: = 100 + 30Q. : = 40 0,1Q. : , , , .
3.
10.5 , . .
10.5
Q | ||
4.
|
|
1.
, , :
) ;
) .
MR = 1000 20Q;
R = 1000Q 10Q2;
MC = 100 + 10Q.
2.
10.6 , . = = 7 . .
10.6
/ | QD | QD | |
:
MR , , .
, MR , , .
, ?
3.
, ? , ? ? , ? ?
2000 MR D Q |
P |
10.2
5.
1.
, - . : R = 700Q 15Q2; MC = 70 + 5Q. , , :
) ;
) .
2.
10.7 , . .
10.7
Q | ||
3.
, , : = 7000 + 1000Q2. , , 2?
6.
1.
:
= 120 + 4Q2+50Q;TR = 550Q Q2. , , , .
2.
10.8 , . = = 5 . . . :
MR , , .
, MR , , .
, ?
10.8
/ | QD | QD | |
|
|
3.
, 200 . = - 2.
: .
7.
1.
, 10, 15, 10, 15, 20, 20, 10% . . ? ? ?
2.
: = 62+Q2, Q . : = 36 Q.
:
, , , :
1) ;
2) .
3.
10.9 , . .
10.9
Q | ||
8.
1.
, 5 ., , : QD1 = 160 0,5P1, QD2 = 80 P2.
, , , : ; .
, .
2.
10.10 , . = = 70 . . :
MR , , .
, MR , , .
, ?
10.10
/ | QD | QD | |
3.
: R = 250Q Q2; = 25 + Q.
: , , :
1) ;
2) , .
9.
1.
, - . : R = 800Q 5Q2; MC = 200 + 20Q. , , :
) ;
) .
2.
: ? , ? ? , ? ?
100 MR D Q
P
MC
C
AVC
L
M
N
10.3
3.
10.11 , . .
10.11
Q | ||
|
|
10.
1.
, , : = 100 + 500Q2. , , 4?
2.
10.12 , . = = 2 . .
10.12
/ | QD | QD | |
:
MR , , .
, MR , , .
, ?
3.
20 , 4, 5, 2, 10, 5, 3, 2, 5, 5, 5, 2, 2, 3, 3, 10, 2, 2, 5, 15, 10 % . . ? ? ?