Besoins et économie - Jean Gadrey

Une conférence de l'UTLS au Lycée

Besoins et économie par Jean Gadrey(économiste)

Lycée Diderot (62 Carvin)


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Environmental Services
The MyFlorida.com Environmental Services governmental Web site contains a wealth of information, data, and publications. Physical science topics include air resources, beach and coastal information, geology, GIS, waste management, and water resources. A great source for state specific research information.
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Computer Graphics & Digital Animation
Computer graphics is a term that encompasses a wide range of sciences and techniques. To understand some of the processes involved in generating computer graphics, Cornell University offers this detailed introduction to the subject (1). The site contains explanations and a series of pictures that illustrate object rendering, shading, ray tracing, and more. Computer graphics has seen rapid advancements in the past few years, partly because of the development of dedicated graphics processing units
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Song of the Earth
This PBS Web site is the online companion to the Nature documentary "Song of the Earth," hosted by David Attenborough. The program explores the elemental purpose of music and offers a fascinating look at the connection between animal sounds and human music. The site includes two detailed lesson plans that integrate science and language arts, designed for grades 9-12. Learning objectives include conducting research on animal behavior, applying scientific methodology, synthesizing information to c
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US Climate Change Science Program
This Web site offers a portal to the recently held Planning Workshop for Scientists and Stakeholders, convened by the Bush administration to set the research agenda for its US Climate Change Science Program (CCSP). Clicking on Library will call up the draft strategic plan for the CCSP, which may be downloaded in whole or in part. The Web site also provides an overview of the meetings and the program, along with various publications and white papers also available to download. Climate change rese
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EROS: The Extremely Reliable Operating System
The Extremely Reliable Operation System (EROS) "is a capability-based operating system designed to support the security and reliability needs of active systems." The EROS homepage has documentation about the system's development and principles, as well as source code and links to download the software. Developers will find tutorials, installation instructions, and manuals on programming for EROS. John Hopkins University and the University of Pennsylvania are the two main contributors to the proj
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WebElements: Periodic Table Scholar Edition
Billed as the first periodic table on the World Wide Web, WebElements: Periodic Table Scholar Edition is authored by Mark Winter of the University of Sheffield, England. Although many similar online periodic tables can be found, this offering is unique in that the material is presented in a light hearted and interesting way. The main page contains the table and all the common associated information, but each individual element, when clicked, contains a wealth of additional facts including variou
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World AIDS Day 2004
From the Joint United Nations Programme on HIV/AIDS, this website provides information and images related to Worlds AIDS Day 2004. Notably, the site contains a downloadable version of the _AIDS Epidemic Update 2004_, which "provides the most recent estimates of the epidemic's scope and human toll, explores new trends in the epidemic's evolution, and features a special section on women and AIDS." In addition, site visitors can download a set of eleven epidemiological PowerPoint slides based on th
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SuperWASP: Wide Angle Search for Planets
"SuperWASP is the UK's leading extra-solar planet detection program comprising of a consortium of seven academic institutions." The website presents how SuperWASP works through clear text and helpful images. Researchers can find technical information on the Torus Fork Mount, CCD Cameras, and the Enclosure. Students and educators can discover the common techniques the Program uses to detect exoplanets such as pulsar timing and photometry. The website offers a gallery of images, the latest Program
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InfoNatura: Birds and Mammals of Latin America
InfoNatura is provided by NatureServe, "a non-profit organization dedicated to developing and providing information about the world's plants, animals, and ecological communities." This Web site is a comprehensive source for conservation, distribution, and taxonomic information on over 5000 bird and mammal species in 44 Latin American and Caribbean countries. Taxonomic treatment of all species in the database "reflects standard references, and most species have been assigned a global conservation
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The Online Books Page
Hosted by the University of Pennsylvania Library, the Online Books Page Web site "facilitates access to books that are freely readable over the Internet...and aims to encourage the development of such online books, for the benefit and edification of all." The over 18,000 listings can be searched or browsed by author, title, and subject, of which every major physical science subject is represented. Each listing is linked to an outside Web site, making its availability unpredictable, but the shear
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The AgNIC Dairy Information Center
The AgNIC (Agriculture Network Information Center) Dairy Information Center -- "a guide to quality information on the Internet" -- is a new open-access Web portal from the University of Wisconsin's Steenbock Library. The site is intended for "researchers in the field of dairy science, for farmers and others who raise dairy cattle, and for students of all ages interested in dairy." Users may easily browse the guide by navigating the website's nested categories, or simply search the entire site by
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National Environmental Data Index
The National Environmental Data Index is maintained by the National Atmospheric and Oceanic Administration Environmental Information Service. The service provides a full text search of information from twelve governmental agencies including the US Department of Agriculture, Department of Energy, Department of Interior, Environmental Protection Agency, and NASA. Users can choose to search from all or individual agencies, by type of information, and by several specific subjects. Results display th
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The Experimental Virtual Environment
The Experimental Virtual Environment (EVE) is a project being conducted by the Helsinki University of Technology and the high-performance computing and networking center in Finland. The EVE encloses the user inside three walls and a floor that are rear projection screens, and the user can interact with the environment with a head tracking unit and other sensors. A brief introduction is given on the EVE Web site, followed by examples of applications for the system, its current implementation, and
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The Virtual Terrain Project
The Virtual Terrain Project (VTP) homepage has a wealth of information about three dimensional environment rendering, as well as links to many different research efforts and papers about the subject. The project's aim "is to foster the creation of tools for easily constructing any part of the real world in interactive, 3D digital form." Several subtopics are addressed, including plant modeling and realistic ground detailing and texturing. An interesting focus is on cultural aspects of terrain re
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YES Mag: Science Projects
Parents, are you looking for a way to excite your children about science? This website developed by YES Mag, Canada's science magazine for kids, may just have the answer. Users can find numerous fun science activities addressing many of the basic science principles and phenomena including Newton's third law, lightening, wind, and chromatography. Each activity includes pictures to assist in the implementation of the project as well as a convenient printable version. With over thirty-five activiti
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Symmetry and Tessellations
This website provides 30 suggested activities in Symmetry and Tessellations using resources available across the World Wide Web. The author, Jill Britton, has complied this collection of links to coordinate with the chapters and activities from her publication, Investigating Patterns: Symmetry and Tessellations (Grades 5-8). The activities begin with What is Mathematics? and move on to cover topics such as Pythagoras? observations of music, patterns on Ukrainian Easter eggs, and tessellating art
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Examine the phases of the moon from Earth and space
This animation is designed to help Earth science students correlate the moon's phases with its orbit around the Earth. The introduction explains that, while the sun always illuminates one half of the moon, the moon's appearance depends on how much of the sunlit moon is facing the Earth. The split-screen animation includes two views of the moon: one from Earth and the other of the moon's orbit around the Earth. Students may toggle between an oblique view of the earth-moon system and a view from a
Author(s): TERC. Center for Earth and Space Science Education

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See site for guidelines governing the use, restrictions and reproduction of these materials.

Quick take on science-themed days and weeks
This one-page document highlights websites that focus on science-themed days and weeks such as Earth Day, World Ocean Day, and Earth Science Week.
Author(s): NSDL Middle School Portal

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Copyright June 2007 - The Ohio State University.

2.1 Introduction

In this section we are going to review the different needs that drive the creation of corporate governance frameworks. The contingent model of regulation applies to financial reporting: the idea that equilibrium in regulation exists, but is broken by some intrusive event, often a financial scandal. This leads to a search for a revision of the rules, and a new equilibrium is worked out. This is very much a pattern that drives change in corporate governance.