نتایج جستجو برای: transportation mode

تعداد نتایج: 278310  

2012
Daniel Marques Gomes Luciano Antonio Digiampietri

One of the current challenges in urban planning concerns the urban transportation involving multi-mode transportation. One of the ways to evaluate different situations in order to make decisions of how, when and where to invest is using multimodal traffic simulation. This paper presents a review about multimodal traffic simulation, identifying the state of art and directions for future work. Ke...

Journal: :Transportation Planning and Technology 2014

Journal: :Scientific Journal of Riga Technical University. Computer Sciences 2011

In this paper, a socially responsible supply chain consisting of one supplier and one retailer is proposed. The supplier decides on replenishment cycle multiplier and the retailer invests in corporate social responsibility (CSR) and decides on the order-up-to-level under a periodic review replenishment policy. The retailer’s decisions impact on the supplier’s probability as well as the supply c...

2011
Marie Sawadogo Didier Anciaux Marie SAWADOGO Didier ANCIAUX

Nowadays, the impacts of transportation systems on the environment and the society are undeniable. Considering the great environmental awakenings at the planetary level and the discounted growth of the carriage of goods per transportation mode within the European Union, the distribution and haulage companies must start to take measures to limit their impacts. We aim to build a multi-criteria de...

2014
CHUAN DING

Reducing car trips and promoting green commuting modes are generally considered important solutions to reduce the increase of energy consumption and transportation CO2 emissions. One potential solution for alleviating transportation CO2 emissions has been to identify a role for the employer through green commuter programs. This paper offers an approach to assess the effects of employer attitude...

2011
Kenneth Button

The transportation system comprises many sub-systems often characterized by the mode of transport involve, the geographical nature of its location or the types of transportation activity engaged upon. This article examines how economists view the transportation system and looks at some of the key concepts that they deploy in their analyses. The network nature of transportation systems generates...

2011
Gerard McElwee

Illegal entrepreneurship in the rural is under researched and scrutinised, yet it occupies a distinctive space in entrepreneurship practice in terms of how it is construed and how it is enacted. This is a theoretical paper which provides a conceptual framework for defining ‘ideal types’ of illegal rural enterprise activity in order to better frame the phenomenon. Four types of enterprise activi...

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