To gain cost advantage and market share, many firms implemented various initiatives such
as outsourced manufacturing and product variety. These initiatives are effective in a stable …

This paper reviews the literature on quantitatively-oriented approaches for determining lot
sizes when production or procurement yields are random. We discuss issues related to the …

Conic optimization is a significant and thriving research area within the optimization
community. Conic optimization is the general class of problems concerned with optimizing a …

We analyze a single-period, stochastic inventory model (newsboy-like model) in which a
sequence of heterogeneous customers dynamically substitute among product variants …

We study a single period multiproduct inventory problem with substitution and proportional
costs and revenues. We consider N products and N demand classes with full downward …

Vendor-managed inventory (VMI) is emerging as a significant development in the recent
trend towards collaboration and information sharing in supply chain management. Transfer …

We analyze the impact of product substitution on two key aspects of retail merchandising:
order quantities and expected profits. To perform this analysis, we extend the basic news …

This paper considers an overbooking problem with multiple reservation and inventory
classes, in which the multiple inventory classes may be used as substitutes to satisfy the …

In this paper, we present and solve a single-period, multiproduct, downward substitution
model. Our model has one raw material as the production input and produces N different …

The literature on the value of information sharing within a supply chain is extensive. The bulk
of the literature has focused on two-level supply chains that supply a single product …