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Table 2 Sensitivity analysis for cost parameters

From: A Three-Layer Supply Chain EPQ Model for Price- and Stock-Dependent Stochastic Demand with Imperfect Item Under Rework

Paramter % c h a n g e \(T_{R}^{\ast }(year)\) \(t_{s}^{\ast }(year)\) \( t_{m}^{\ast }=T_{s}^{\ast }(year)\) T (y e a r) T C % c h a n g e o f T C
  −20 0.226 0.902 1.353 2.255 12077.3 12.87
s −10 0.286 1.142 1.713 2.855 11534.7 7.79
  10 0.425 1.699 2.549 4.248 9478.1 −11.42
  20 0.505 2.021 3.032 5.053 7750.16 −27.57
  − 20 0.542 2.167 3.251 5.418 8001.65 −25.22
C R −10 0.431 1.723 2.585 4.308 9696.81 −9.38
  10 0.293 1.172 1.758 2.93 11328 5.86
  20 0.248 0.991 1.487 2.478 11737.2 9.69
  −20 0.35181 1.40722 2.11083 3.5181 10699.9 −0.006
C m −10 0.35179 1.40717 2.11076 3.5179 10700.2 −0.003
  10 0.35177 1.40707 2.11062 3.5177 10700.9 0.004
  20 0.35176 1.40704 2.11056 3.516 10701.2 0.007
  −20 0.3518 1.4072 2.1108 3.518 10700 −0.005
C s −10 0.35179 1.40716 2.11074 3.5179 10700.3 −0.002
  10 0.35177 1.40709 2.11063 3.51772 10700.8 0.003
  20 0.35176 1.40705 2.11057 3.51762 10701.1 0.006
  −20 0.214 0.857 1.286 2.143 12148.6 13.53
h R −10 0.279 1.115 1.673 2.788 11596.7 8.38
  10 0.435 1.740 2.610 4.350 9316.04 −12.94
  20 0.531 2.123 3.185 5.308 7248.56 −32.26
  −20 0.373 1.492 2.238 3.730 10421.3 −2.61
h m −10 0.362 1.449 2.174 3.623 10565.4 −1.26
  10 0.342 1.367 2.051 3.418 10827.2 1.18
  20 0.332 1.328 1.992 3.32 10946.1 2.3
  −20 0.352 1.4072 2.1108 3.518 10700.1 −0.004
i d r −10 0.352 1.4072 2.1108 3.518 10700.3 −0.002
  10 0.35178 1.4071 2.11065 3.5178 10700.7 0.002
  20 0.35178 1.4071 2.11065 3.5178 10701 0.005
  −20 0.35183 1.4073 2.11095 3.5183 10699.3 −0.011
i d m −10 0.352 1.4072 2.1108 3.518 10699.9 −0.006
  10 0.35175 1.407 2.1105 3.5175 10701.2 0.007
  20 0.35173 1.4069 2.11035 3.5173 10701.8 0.012
  −20 0.352 1.4072 2.1108 3.518 10700 −0.005
i d r −10 0.352 1.4072 2.1108 3.518 10700.3 −0.002
  10 0.35178 1.4071 2.11065 3.5178 10700.8 0.003
  20 0.35175 1.407 2.1105 3.5175 10701.1 0.006