The placement and sizing of safety stocks in supply chains pose a challenging optimization problem. State-of-the-art multi-echelon inventory optimization models, such as the guaranteed-service approach, are non-linear and depend on statistical, time-series-based approaches that require...

1. Introduction -- 2. Single-Echelon Inventory Models -- 3. Materials Coordination in Supply Chains -- 4. Safety Stocks in Multi-Echelon Systems -- 5. Concluding Remarks -- List of Symbols -- List of Abbreviations -- List of Figures -- List of Tables -- References.