This paper focuses on a firm selling a make-to-stock product with a constant customer demand rate. The firm follows an exact (Q, r ) policy for raw material inventory control and faces a random eplenishment lead time. Through this research, we wish to gain a better understanding of the impact of...

We study a firm selling two products/services, which are differentiated solely in their prices and delivery times, to two different customer segments in a capacitated environment. From a demand perspective, when both products are available to all customers, they act as substitutes, affecting...

In this paper, we model an operating system consisting of a firm and its customers, where the mean demand rate is a function of the guaranteed delivery time offered to the customers and of market price, where price itself is determined by the length of the delivery time. Economies of scale are...