This paper focuses on the issues of purchase of primary parts, production planning, and inventory management in primary … and secondary warehouses under demand uncertainty simultaneously. The purpose of this study is to determine the optimal … volume of purchasing primary parts from different vendors, transportation methods, and production planning over the time …

equally. The third heuristic uses static thresholds to control production and inventory rationing among demand classes … which customers to serve when the inventory supply is limited. We consider the problem of a manufacturer serving two types … consisting of a single lost sales class. We treat the problem within a continuous time integrated production and inventory …