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Production factor returns : the role of factor utilisation
Cette, Gilbert; Dromel, Nicolas L.; Lecat, Rémy; … - HAL - 2011
Short-term increasing returns to production factors are usually found in empirical studies. We argue they can be due to omitted variables, particularly the intensity of factor utilisation. Thanks to original French firm-level data (1992-2008), we show how increasing returns to scale disappear...
Persistent link: https://www.econbiz.de/10010605337
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Variable time scales, agent-based models, and role-playing games: The PIEPLUE river basin management game
Barreteau, O.; Abrami, G. - HAL - 2007
This article presents a specific association of a role-playing game (RPG) and an agent-based model (ABM) aimed at dealing with a large range of time scales. Applications to the field of natural resource management lead one to consider the short time scale of resource use in practice at the same...
Persistent link: https://www.econbiz.de/10008789378
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A SOCIAL CHOICE APPROACH TO PRIMARY RESOURCE MANAGEMENT: THE RUBBER TREE CASE IN AFRICA
Diaby, Moussa; Ferrer, Hélène; Valognes, Fabrice - HAL - 2013
We consider in the present paper an original approach to a decision making problem related to the management of a primary resource, namely the rubber tree. By using the social choice theory through approval voting, we show that it is possible to improve the return of the crop. Hence, by...
Persistent link: https://www.econbiz.de/10010632948
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The Outcome of NGOs' Activism in Developing Countries under Visibility Constraint
Fontagné, Lionel; Limardi, Michela - HAL - 2011
companies producing in these countries pay more when NGOs campaigns take place and reputation counts. However, whether this … external pressure from NGOs benefit local workers outside MNEs affiliates in host countries remains an open issue. Segmented … and weak local labour unions often rely on external funding from the North and technical assistance by labour NGOs. They …
Persistent link: https://www.econbiz.de/10010930220
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Protection sociale et insertion professionnelle : une comparaison France - États-Unis
Reysz, Julien - HAL - 2001
La crise survenue au cours des années 1970 a eu comme conséquence de mettre à mal les différents systèmes de protection sociale. En effet, élaboré pendant une période de forte croissance économique et fondé sur la norme du plein emploi, le modèle d'emploi fordiste français a été...
Persistent link: https://www.econbiz.de/10008791061
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An inter-temporal optimization of flexible nuclear plants operation in market based electricity systems : The case of competition with reservoir
Lykidi, Maria; Glachant, Jean-Michel; Gourdel, Pascal - HAL - 2011
In electricity markets where competition has been established for a long time, a nuclear operator familiar with the operation of such markets could be interested in the optimal long-term management of a flexible nuclear set (like the French) in a competitive market. To obtain a long vision of...
Persistent link: https://www.econbiz.de/10010635146
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How to manage a large and flexible nuclear set in a deregulated electricity market from the point of view of social welfare?
Gourdel, Pascal; Lykidi, Maria - HAL - 2014
In the case of a large nuclear set (like the French set), nuclear production needs to be flexible to adjust to the predicted evolutions of the energy demmand. Consequently, the dominant position of nuclear in the national energy mix makes it responsible for the overall equilibrium of the...
Persistent link: https://www.econbiz.de/10011025803
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Potential output growth in several industrialised countries: a comparison
Cahn, Christophe; Saint-Guilhem, Arthur - HAL - 2008
where output of the whole economy is described by a Cobb-Douglas function and Total Factor Productivity (TFP) is estimated …
Persistent link: https://www.econbiz.de/10010739141
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Impacto De Las Patentes Sobre El Crecimiento Económico: Un Modelo Panel Cointegrado [Impact of Patents on Economic Growth: A Cointegrated Panel Data Model]
Robledo, Jacobo Campo - HAL - 2012
This article presents an empirical model of non-stationary and cointegrated panel data to explain the impact of industrial property, measured by patents, on the GDP of 10 Latin America countries during the period 1990 to 2010. Apply traditional unit root tests and unit root test of art, which...
Persistent link: https://www.econbiz.de/10010584081
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A global foresight on food crop needs for livestock
Cotty, Tristan Le; Dorin, Bruno - HAL - 2012
amount is very sensitive to human diets and to the productivity of feed. This article provides a 2050 foresight on the …
Persistent link: https://www.econbiz.de/10010820616