In this paper, the authors discuss industry-university collaborative research aimed at improving the performance of truckload trucking operations for a major North American carrier through the development of alternative dispatching methods. The research detailed in this paper develops regularly...

This note explores the extent to which airlines operating large hub-and-spoke networks secure a competitive advantage. More specifically, this paper explores the intricate relationship which arises among productive efficiencies and profitability when the size of the hub-and-spoke network...

The participants in the grain logistics system need forecasts of railroad grain carloads. Although forecasting studies have been conducted for virtually every mode, no forecasting studies of quarterly railroad grain transportation have been published. The objectives of the paper are (1) specify...

There are many studies on the Area Licensing Scheme in Singapore. One of the debatable issues is whether or not the congestion toll of $3 is too high. The main objective of this paper is to develop a simple method for estimating the congestion toll by directly using the commonly available...

As the global marketplace continues its relentless growth, ethical purchasing behavior assumes greater significance for both domestic and international firms. The primary purpose of this study was to assess the ethics of purchasing management professionals in India. A questionnaire, based on...

Per capita income, country size, and economic growth are often seen as being major determinants of rail track expansion in developing countries. However, we could not empirically verify these explanations for rail expansion using recent World Bank data for a set of 35 developing countries....

This paper presents a personal-computer assisted decision support system (DSS) which aims at aiding logistics managers in selecting the most appropriate transportation choice between private and common carriers. In contrast with a traditional stand-alone system, this DSS is designed for...

Emergency transshipments represent one way in which logistics managers can reduce inventories while simultaneously maintaining customer service levels. This paper examines the cost implications of these actions and offers a straightforward approach to analyzing their suitability. Simulation...

Freight car scheduling is taking on a more important role in rail operating plans as more shippers demand trip plan information for their procurement, production and distribution plans, and as railroads pursue operations that are better scheduled and planned. This paper presents several ways to...

In this paper, we analyze the service provided by the 13 largest U.S. passenger airlines to the 100 most populous U.S. metropolitan areas in 1989. We classify the route systems by their nature and geographic scope using a variety of measures based on route-level data. We then identify individual...