Liu, Fang; Song, Jing-Sheng - In: Manufacturing & Service Operations Management 14 (2012) 1, pp. 42-49
This paper studies the optimization of the (<i>S</i>, <i>T</i>) inventory policy, where <i>T</i> is the replenishment interval and <i>S</i> is the order-up-to level. First, we demonstrate that the previously established joint convexity of the long-run average cost is false. Hence, the optimization is not straightforward....
