Contributions
To nourish its reflection, the City Factory regularly disseminates articles and contributions from participants. The content of the articles highlighted in this section reflect the views of their authors and not necessarily those of the Factory.
These documents can be freely downloaded.

Future and attractivity of the cities
Julien DAMON
Senior Researcher
Sciences-Po
03/31/2010
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Let's try to explain the congestion charging
Vincent PIRON
Director of strategy and investment
VINCI Concessions
02/09/2010
“Toll”, no problem, but “urban
toll”? Not as clear. According to André Lauer,
former director of CERTU, “An urban toll is any form of
payment imposed on motorists to be able to drive in a given part of a
given urban area.”
More information on Let's try to explain the congestion charging

All ou need to know about Pirandello
Vincent PIRON
Director of strategy and investment
VINCI Concessions
11/09/2009
This article, published in the french revue "Transport", presents in details the principes of Pirandello, a new tool for urban planning frequently used by la Fabrique de la Cité.
More information on All ou need to know about Pirandello
Establishment of the chair in the eco-design
Chaire Ecoconception
11/18/2008
VINCI and ParisTech established a Chair in the eco-design of building complexes and infrastructure. As a prelude to that event, a conference on eco-neighbourhoods was held.
More information on Establishment of the chair in the eco-design
Wich sustainable mobility ?
Shirley IBARRA
Senior transportation policy analyst
Reason Foundation
07/11/2008
This contribution was drafted by two members of the Reason Foundation at the request of the City Factory. The position it adopts is based on the idea that strategies calling for a reduction in use of cars are not sustainable in economic and environmental terms. Does the future not rather lie in maintaining individual modes of transport on condition that they use renewable energies? This is the assumption the authors explore in this contribution. For more information on What kind of sustainable mobility?
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Practical application of the concept of "resentment"
Vincent PIRON
Director of strategy and investment
VINCI Concessions
07/01/2001
This article supplements the reflections of Claude Abraham, who defined the terms of comparison between different behavioural laws and developed, in an economic framework, the concept of "resentment" as defined in the seminar organised by the Great Lyon Urban Community and the LET sigle pour ? around the Lyon northern toll bypass. It also supplements a study on the political acceptability of road charging published in issue 402 of the "Transport" review, in which Vincent Piron evaluates the various optimum outcomes (for the local authority, for the concessionnaire of the structure and for drivers) as a function of the toll charged.
More information on Practical application of the concept of "resentment"
Transport, Urbanism and Congestion Charge: "Can we put a figure on political acceptability?"
Vincent PIRON
Director of strategy and investment
VINCI Concessions
07/01/2000
In this contribution, Vincent Piron explores ways of supplementing the qualitative approach with a quantitative analysis that allows decision-makers to measure political discontent in respect of introduction of tolls. A possible answer lies in establishing the concept of "resentment", which attempts to quantify the loss of value felt by a person who is unable to use the structure because he/she cannot afford the toll.
More information on Transport, Urbanism and Congestion Charge: "Can we put a figure on political acceptability?"
