In this note we consider a multi-product environment where production lot-sizing and investing for quality improvement in several production processes are desired. We develop a mathematical model for addressing this important problem. We use our model to calculate the optimal lot-sizes and the...

The increase in cost of supplies and services is outpacing the increase in revenues at many hospitals. To address this cost increase hospitals are seeking more efficient ways to store and manage vast inventories of medical supplies. A parsimonious and efficient inventory system which we call...