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S. Okumura et al.
(a) Growth stage
(b) Maturity stage
(c) Decline stage
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
10 15
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
10 15
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
Fig. 16.5 Relationship between the increase/decrease rate of the demand and the increase/decrease
rate of the total cost when K M changes
(a) Growth stage
(b) Maturity stage
(c) Decline stage
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
10 15
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
Fig. 16.6 Relationship between the increase/decrease rate of the demand and the increase/decrease
rate of the total cost when h F changes
(a) Growth stage
(b) Maturity stage
(c) Decline stage
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
Fig. 16.7 Relationship between the increase/decrease rate of the collection and the
increase/decrease rate of the total cost when K M changes
(a) Growth stage
(b) Maturity stage
(c) Decline stage
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
Fig. 16.8 Relationship between the increase/decrease rate of the collection and the
increase/decrease rate of the total cost when h F changes
S. Okumura et al.
(a) Growth stage
(b) Maturity stage
(c) Decline stage
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
10 15
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
10 15
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
Fig. 16.5 Relationship between the increase/decrease rate of the demand and the increase/decrease
rate of the total cost when K M changes
(a) Growth stage
(b) Maturity stage
(c) Decline stage
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
10 15
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
− 10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of demand [%]
Fig. 16.6 Relationship between the increase/decrease rate of the demand and the increase/decrease
rate of the total cost when h F changes
(a) Growth stage
(b) Maturity stage
(c) Decline stage
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
Fig. 16.7 Relationship between the increase/decrease rate of the collection and the
increase/decrease rate of the total cost when K M changes
(a) Growth stage
(b) Maturity stage
(c) Decline stage
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
−10
0
10
20
30
40
50
60
70
−15 −10 −5
0
5
1 0 1 5
Increase/decrease rate of
the total cost [%]
Increase/decrease rate of collection [%]
Fig. 16.8 Relationship between the increase/decrease rate of the collection and the
increase/decrease rate of the total cost when h F changes