Teaching decision sciences to non-technical students presents numerous challenges. It is well-established that spreadsheets can overcome one such challenge by facilitating the teaching of technical topics in a more user-friendly manner than algebraic expressions can. However, despite their...

We examine a situation where a manufacturer operates in a two-mode production environment. The first mode could involve overseas vendors and manufacturing facilities. If additional units are later required, the company must use its second mode - more expensive last-minute domestic vendors and...

This paper is concerned with developing long-range planning models of transportation systems to assist planners in assessing the impact of various levels of service in a transportation network. Railroad distribution networks are studied in particular, and emphasis is placed on the problem of...