| Article ID: | iaor20031293 |
| Country: | Netherlands |
| Volume: | 30 |
| Issue: | 6 |
| Start Page Number: | 387 |
| End Page Number: | 393 |
| Publication Date: | Dec 2002 |
| Journal: | Operations Research Letters |
| Authors: | Chang Horng-Jinh, Teng Jinn-Tsair, Dye Chung-Yuan, Hung Cheng-Hsing |
Recently, Papachristos and Skouri developed an inventory model in which unsatisfied demand is partially backlogged at a negative exponential rate with the waiting time. In this article, we complement the shortcoming of their model by adding not only the cost of lost sales but also the non-constant purchase cost.