Demand

Sensitive coefficient

Cost

Supply chain’s profit

w

Δ D

Δ α

Δ c

Profit of original strategy

Profit of new strategy

Case 1

60

0.02

−0.02

84.56

85.00

0.99

Case 2

30

−0.02

0.02

78.23

103.76

1.07

Case 3

−10

0.02

−0.1

46.32

61.18

0.96

Case 4

−40

−0.02

0.1

44.9

45.8

1.16