Pricing Decisions of Two Complementary Products in a Fuzzy Environment

Table 1

Relation between linguistic expression and triangular fuzzy variable.

	Linguistic expression	Triangular fuzzy variable
Manufacturing cost 𝑐1̃	High (about 8)	(6, 8, 9)
	Medium (about 5)	(4, 5, 6)
	Low (about 2)	(1, 2, 4)
Manufacturing cost 𝑐2̃	High (about 16)	(14, 16, 19)
	Medium (about 9)	(7, 9, 13)
	Low (about 4)	(2, 4, 6)
Primary demand 𝑎	Large (about 850)	(650, 850, 950)
	Small (about 300)	(200, 300, 350)
Price elasticity 𝛽1	Very sensitive (about 11)	(9, 11, 13)
	Sensitive (about 6)	(3, 6, 8)
Price elasticity 𝛽2	Very sensitive (about 10)	(8, 10, 11)
	Sensitive (about 7)	(5, 7, 9)
Price elasticity 𝛽11	Very sensitive (about 14)	(12, 14, 16)
	Sensitive (about 9)	(6, 9, 11)
Price elasticity 𝛽12	Very sensitive (about 10)	(8, 10, 11)
	Sensitive (about 7)	(5, 7, 8)
Price elasticity 𝛽21	Very sensitive (about 9)	(7, 9, 12)
	Sensitive (about 6)	(4, 6, 8)
Price elasticity 𝛽22	Very sensitive (about 11)	(8, 11, 14)
	Sensitive (about 8)	(7, 8, 9)