Maintenance operations directly influence the performances of railway vehicles and play a crucial role in railway services to provide uninterrupted and high quality service to passengers. With the exception of preventive activities, the demand of spare parts for maintenance tasks is usually...

This paper surveys the relevant operations research literature on timetabling and resource allocation problems with a special attention paid to the transportation systems. The purpose of this review is to define the critical objectives, determine the key components and identify the key issues...

Service-level requirements emerge among the alternative strategies for supply chain firms that have already harvested the benefits of adopting ever low system wide costs. Though, the subjective and ever changing nature of services related understandings creates a challenge. In an attempt to fill...

Globalization describes the ongoing global trend toward the freer flow of trade and investment across borders and the resulting integration of the international economy. Because it expands economic freedom and spurs competition, globalization is believed to raise the productivity and living...