Imperfect Reworking Process Consideration in Integrated Inventory Model under Permissible Delay in Payments

Table 2

Comparison results with Ouyang et al. (2005).

	Profit ($/yr)
𝑚 (day)	Joint			Vendor			Buyer
	This paper	Ouyang et al.	Improved (%)	This paper	Ouyang et al.	Improved (%)	This paper	Ouyang et al.	Improved (%)
0	22182.1574	24691.0000	−10.16	6542.7743	12100.0000	−45.93	15639.3831	12591.0000	24.21
10	22207.8468	24725.0000	−10.18	6549.8114	12127.0000	−45.99	15658.0354	12598.0000	24.29
30	22267.2031	24799.0000	−10.21	6558.9020	12157.0000	−46.05	15708.3011	12642.0000	24.25
60	22376.7931	24921.0000	−10.21	6556.3448	12138.0000	−45.98	15820.4483	12783.0000	23.76

λ = 1.50.