The allocation of a specific amount of a given resource among competitive alternatives can often be modelled as a knapsack problem. This model formulation is extremely efficient because it allows convex cost representation with bounded variables to be solved without great computational efforts....

Connors et al. [Connors, M. M., C. Coray, C. J. Cuccaro, W. K. Green, D. W. Low, H. M. Markowitz. 1972. The distribution system simulator. Management Sci. 18 (8, April).], have developed a Distribution System Simulator (DSS) that produces a customized simulation model for large scale, physical...

This paper reports on a diagnostic study completed by a large firm in the consumer goods sector. This study is aimed at evaluating the production and distribution planning system, the quality of the forecasting system, and the existing levels of inventory. Aggregate models are presented to...