Questions tagged [multi-echelon]

For questions related to systems (e.g., supply chains) containing multiple tiers (echelons), with transfers of goods among the tiers.

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Is a base-stock policy optimal for a serial inventory system with upstream stockout costs?

In a serial inventory system without fixed costs, an echelon base-stock policy is known to be optimal if there is no stockout cost at any stage except the last stage. (This was proved for finite-...