Research Article
Retailer’s Optimal Procurement Strategy under Supply Disruption and Stochastic Demand: Backup Sourcing or Simultaneous Sourcing
Table 1
Literature reviews of backup (simultaneous) sourcing models under supply disruption.
| Authors | Supply disruption | Demand | Backup sourcing | Simultaneous sourcing | WPP | SRP |
| Hou et al. [1] | Partial | Det. | | | ✓ | Li [3] | Binomial | Det. | WPP-SR | ✓ | ✓ | Giri and Bardhan [5] | Binomial | Sto. | WPP-DR | | | Silbermayr and Minner [6] | Binomial | Det. | | | ✓ | Kumar et al. [9] | Binomial | Det. | | | ✓ | Zeng and Xia [10] | Partial | Sto. | | | ✓ | Tang et al. [12] | Binomial | Det. | | | ✓ | Yin and Wang [15] | Binomial | Det. | WPP-SR | ✓ | | Hou et al. [16] | Binomial | Det. | WPP-SR | | | Qi [17] | Binomial | Det. | WPP-SR | | | Zhang and Wang [19] | Binomial | Sto. | WPP-DR | | | Yu et al. [18] | Binomial | Det. | WPP-SR | | ✓ | Present paper | Partial | Sto. | WPP-DR, WPP-SR | ✓ | ✓ |
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Note. For convenience, let terms Det. and Sto. denote deterministic and stochastic, respectively.
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