Retail Supply Chain – Optimization Online

Case-Pack Allocation in Retail Distribution Networks

Published: 2026/08/19

Production and Logistics column generation, e-commerce, facility logistics, inventory allocation, Retail Supply Chain

Many retail distribution networks use a hierarchical structure in which regional distribution centers replenish local distribution centers that are closer to customers. In such networks, products are often shipped in large quantities, as case packs, cases or pallets, to the regional distribution center, whereas local distribution centers may require quantities at the individual-unit level. Case … Read more

The Fulfillment Regionalization Problem

Published: 2025/12/15, Updated: 2025/12/21

(Mixed) Integer Nonlinear Programming, Supply Chain Management, Transportation contiguity, districting, Fulfillment networks, mixed-integer non-linear programming, Retail Supply Chain

In many retail industries, the retailer can choose the inventory location or fulfillment center (FC) that fulfills an order, yielding opportunities for inventory pooling and product selection expansion. However, fulfillment decisions are complex and must consider cost and speed, among various factors. With the unprecedented growth of the retail industry, companies must look for strategies … Read more