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Managing grasslands biodiversity at a landscape level to foster ecosystem services in intensive cereal systems: from ecological knowledge to collective action
Bretagnolle, Vincent; Berthet, Elsa - HAL - 2012
Effective solutions for integrating agricultural development and conservation of biodiversity at the landscape scale remain to be identified. We present a case study in an intensively farmed French cereal plain, where the reintroduction of grasslands has been proposed first for conservation...
Persistent link: https://www.econbiz.de/10010605330
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Les projets de " flexi-sécurité ": capitalisme " idéal " vs " capitalisme raisonnable " ?
Lavialle, Christophe - HAL - 2012
pensons qu'elle pourrait être avantageusement rapprochée de la vision qui était celle de Commons du capitalisme raisonnable. …
Persistent link: https://www.econbiz.de/10010899069
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The Environmental Violence of Volatility
Bouleau, Nicolas - HAL - 2013
Since the Brundtland report in 1987, at the start of the series of United Nations Conferences on the Environment and Development, the world population has grown by more than it was in the time of Adam Smith. Oil consumption has increased by 40% and the trend is similar for other exhaustible...
Persistent link: https://www.econbiz.de/10010739123
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Au cœur de l'économie politique, la dette - l'approche de J. R. Commons
Maucourant, Jérôme - HAL - 1993
La rupture faite par Commons, bien que peu revendiquée, est fondamentale. L'incertitude et la rareté nécessitent l … travaux de Commons en partant notamment de certaines critiques que celui-ci adresse implicitement à la "Fable du Troc". Son … création et destruction de celle-ci devient une clef essentielle dans le jeu des interdépendances sociales. Mais, pour Commons …
Persistent link: https://www.econbiz.de/10008793052
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Polanyi on institutions and money
Maucourant, Jérôme - HAL - 2001
of institutionalist thought founded by economists such as Mitchell, Commons and Veblen are in agreement the reflexions of …
Persistent link: https://www.econbiz.de/10008805530
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« Polanyi on institutions and money »
Maucourant, Jérôme - HAL - 2001
The aim of this contribution is two-fold: On the one hand, we wish to show that Polanyi considers institution to be a concept, as is clearly demonstrated by an analysis of the role of money in his work. In this perspectives, it seems relevant to stress the theoretical similarities between some...
Persistent link: https://www.econbiz.de/10008855832
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Equilibrium Uniqueness in Network Games with Strategic Substitutes
Rébillé, Yann; Richefort, Lionel - HAL - 2012
A local public goods game in weighted and directed networks is analyzed. Individual efforts are imperfect substitutes, players' preferences are heterogeneous and local externalities are non-uniform and asymmetric. Sufficient conditions under which the game admits a unique equilibrium are...
Persistent link: https://www.econbiz.de/10009651558
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An answer to a question of herings et al
Bich, Philippe - HAL - 2008
One answers to an open question of Herings et al. (2008), by proving that their fixed point theorem for discontinuous functions works for mappings defined on convex compact subset of $\R^n$, and not only polytopes. This fixed point theorem can be applied to the problem of Nash equilibrium...
Persistent link: https://www.econbiz.de/10009643775
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A game theory-based analysis of search engine non-neutral behavior
GUIJARRO, Luis; PLA, Vicent; Tuffin, Bruno; Maillé, Patrick - HAL - 2012
In recent years, there has been a rising concern about the policy of major search engines, and more specifically about their ranking in so-called organic results corresponding to keywords searches. The associated proposition is that their behavior should be regulated. The concern comes from...
Persistent link: https://www.econbiz.de/10010607349
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Reducing the debt : is it optimal to outsource an investment?
Espinosa, Gilles Edouard; Hillairet, Caroline; … - HAL - 2013
We deal with the problem of outsourcing the debt for a big investment, according two situations: either the firm outsources both the investment (and the associated debt) and the exploitation to a private consortium, or the firm supports the debt and the investment but outsources the...
Persistent link: https://www.econbiz.de/10010723292