Modélisation à long terme de l'évolution des tarifs voyageurs à longue distance en France

Modélisation à long terme de l'évolution des tarifs voyageurs à longue distance en France PDF Author: Isabelle Cabanne
Publisher:
ISBN:
Category :
Languages : fr
Pages :

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Modélisation à long terme de l'évolution des tarifs voyageurs à longue distance en France

Modélisation à long terme de l'évolution des tarifs voyageurs à longue distance en France PDF Author: Isabelle Cabanne
Publisher:
ISBN:
Category :
Languages : fr
Pages :

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Modélisation à long terme de l'évolution des trafics voyageurs à longue distance en France

Modélisation à long terme de l'évolution des trafics voyageurs à longue distance en France PDF Author: Isabelle Cabanne
Publisher:
ISBN:
Category :
Languages : fr
Pages : 356

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Dans la présente thèse, nous modélisons l'évolution des trafics nationaux de voyageurs à longue distance, ferroviaires, aériens et autoroutiers, à l'aide de modèles macro-économiques calés sur séries temporelles. Les modèles calés sur séries temporelles offrent l'avantage de s'appuyer sur de l'information dynamique et permettent de mettre en évidence des relations de long terme entre les fluctuations de certaines variables et celles des trafics. Toutefois, ces modèles ne sont pas sans présenter des inconvénients. Ces modèles sont généralement des modèles de demande directe et perdent la logique de génération – partage modal. Par ailleurs, les variables explicatives sont généralement en nombre restreint et fortement agrégées, ce qui n'est pas sans soulever des problèmes de pertinence. Ainsi une même vitesse ferroviaire moyenne peut correspondre à des structures de temps de parcours différentes et donc à des impacts différents sur les trafics. Dans la présente thèse nous proposons un indicateur de vitesse ferroviaire qui permet d'intégrer des effets de structure et de seuils de concurrence air/fer. Nous testons par ailleurs différentes architectures, demande directe ou génération - partage modal. La thèse est divisée en 4 chapitres. Après avoir présenté les bases de données disponibles et décrit l'évolution des trafics, nous explicitons les principaux déterminants de la mobilité à longue distance puis effectuons une analyse bibliographique des différentes méthodes de modélisation existantes. Dans un dernier temps, nous construisons, et analysons sous l'angle de l'opérationnalité, différents modèles.

Terra 2008

Terra 2008 PDF Author: Leslie Rainer
Publisher: Getty Publications
ISBN: 1606060430
Category : Architecture
Languages : fr
Pages : 438

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Book Description
Earthen architecture constitutes one of the most diverse forms of cultural heritage and one of the most challenging to preserve. It dates from all periods and is found on all continents but is particularly prevalent in Africa, where it has been a building tradition for centuries. Sites range from ancestral cities in Mali to the palaces of Abomey in Benin, from monuments and mosques in Iran and Buddhist temples on the Silk Road to Spanish missions in California. This volume's sixty-four papers address such themes as earthen architecture in Mali, the conservation of living sites, local knowledge systems and intangible aspects, seismic and other natural forces, the conservation and management of archaeological sites, research advances, and training.

Innovate Bristol

Innovate Bristol PDF Author: Sven Boermeester
Publisher:
ISBN: 9781949677072
Category :
Languages : en
Pages :

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Book Description
Innovate Bristol highlights and celebrates those companies and individuals that are actively working at building a better tomorrow for all. Innovation Ecosystems thrive through the involvement and support of companies and individuals from all industries, which is why the Innovate series not only focuses on the innovators but also those people whom the Innovation Ecosystem, would not be able to thrive without.

Changing Places

Changing Places PDF Author: David Lodge
Publisher: Random House
ISBN: 1446496694
Category : Fiction
Languages : en
Pages : 243

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Book Description
When Philip Swallow and Professor Morris Zapp participate in their universities' Anglo-American exchange scheme, the Fates play a hand, and each academic finds himself enmeshed in the life of his counterpart on the opposite side of the Atlantic. Nobody is immune to the exchange: students, colleagues, even wives are swapped as events spiral out of control. And soon both sundrenched Euphoric State university and rain-kissed university of Rummidge are a hotbed of intrigue, lawlessness and broken vows...

Arctic Shipping

Arctic Shipping PDF Author: Frédéric Lasserre
Publisher: Routledge
ISBN: 1351037447
Category : Business & Economics
Languages : en
Pages : 217

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Book Description
This book considers both the present state of Arctic shipping and possible future trends with reference to the various sectors of maritime transportation: cruise tourism, container traffic and bulk shipping. Ports are analysed as tools that support the strategies of coastal states to foster the development of resource extraction, enhance the attractiveness of Arctic shipping lanes and enable the control of maritime activities through coast guard deployment. The aim of this book is to draw a picture of the trends of Arctic shipping. How is traffic evolving in Canada’s Arctic, or along the Northern Sea Route? Are there significant differences between bulk and container shipping segments when considering the Arctic market? How are the ports and the hinterland developing and what are the strategies behind those? How is the legal framework shaping the evolution of maritime transportation? The contributors to this book consider all of these questions, and more, as they map out the prospects for Arctic shipping and analyse in detail the development of Arctic shipping as a result of multi-variable interactions. This book will be key reading for industry professionals and post-graduate students alike.

Principles of Systems

Principles of Systems PDF Author: Jay W Forrester
Publisher:
ISBN: 9781935056188
Category :
Languages : en
Pages : 392

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Book Description
Jay W. Forrester (1918 - 2016) was a pioneering American computer engineer and systems scientist. He was a professor at MIT and later at MIT Sloan School of Management. Forrester is credited with being one of the inventors of magnetic core memory, the creator of the first computer animation, and the father of the field of System Dynamics - a computer-aided approach for strategy and policy design. In Principles of Systems, Professor Forrester explains the basic principles behind system behavior. He introduces the concepts of structure and dynamic behavior that were first introduced in his prior books, Industrial Dynamics (1961) and Urban Dynamics (1971). Due to the general nature and wide applicability of the principles discussed, this book has been adopted by numerous colleges and universities as an introduction to teaching System Dynamics in many multidisciplinary courses on urban, environmental, corporate, and other complex social systems. The accompanying workbook also allows students to gauge their learning throughout the book. The book serves on its own as well as being a complement to other books on the nature of social systems. Professor Forrester wrote many widely known papers in engineering and management. In addition, his other books laid the foundations for the application of System Dynamics to the behavior of complex social systems: Industrial Dynamics, reprinted in 1999, originally published in 1961 Urban Dynamics, 1969 World Dynamics, Second Edition 1973, originally published in 1971 Collected Papers of Jay W. Forrester, 1975 These are available for purchase at www.systemdynamics.org.

Handbook for Integrating Risk Analysis in the Economic Analysis of Projects

Handbook for Integrating Risk Analysis in the Economic Analysis of Projects PDF Author: Asian Development Bank
Publisher:
ISBN:
Category : Business & Economics
Languages : en
Pages : 124

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Book Description
Aiming to support the development of a framework for the analysis of risk in project design and economic analysis, this handbook outlines technical approaches to modeling risk. Also summarized is the nature and practice of sensitivity analysis in dealing with uncertain outcomes as well as the principles to consider in typical risk analysis situations sector by sector. Case studies are included to demonstrate the application of quantitative risk analysis using actual Asian Development Bank projects to help improve project design and quality. Handbook users will learn to identify factors that are the key determinants of project outcomes, determine the likelihood of an individual project's returns being unacceptable, and design measures to mitigate the risks arising from the identified key factors.

Before We Visit the Goddess

Before We Visit the Goddess PDF Author: Chitra Banerjee Divakaruni
Publisher: Simon and Schuster
ISBN: 1476792011
Category : Fiction
Languages : en
Pages : 240

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Book Description
"A new novel from the author of Oleander Girl, a novel in stories, built around crucial moments in the lives of 3 generations of women in an Indian/Indian-American Family"--

On the Death and Life of Languages

On the Death and Life of Languages PDF Author: Claude Hagège
Publisher: Yale University Press
ISBN: 0300137338
Category : Language Arts & Disciplines
Languages : en
Pages : 376

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Book Description
Twenty-five languages die each year; at this pace, half the world’s five thousand languages will disappear within the next century. In this timely book, Claude Hagège seeks to make clear the magnitude of the cultural loss represented by the crisis of language death. By focusing on the relationship of language to culture and the world of ideas, Hagège shows how languages are themselves crucial repositories of culture; the traditions, proverbs, and knowledge of our ancestors reside in the language we use. His wide-ranging examination covers all continents and language families to uncover not only how languages die, but also how they can be revitalized—for example in the remarkable case of Hebrew. In a striking metaphor, Hagège likens languages to bonfires of social behavior that leave behind sparks even after they die; from these sparks languages can be rekindled and made to live again.