L'importance de l'externalisation et de la sous-traitance est croissante. Cette communication se propose, dans ce contexte, d'analyser comment et pourquoi les dirigeants définissent les frontières de la responsabilité sociale de leur entreprise. L'étude des principaux textes internationaux...

We introduce a matching model that allows for classical and frictional unemployment. The labor market is dual featuring low-skilled and high-skilled workers and simple and complex jobs. Simple jobs pay a minimum wage, while wages in the complex jobs are determined by Nash bargaining....

The purpose of this paper is to explain why low-wage workers with identical qualifications to higher-wage workers are more exposed to unemployment. Each worker is considered to belong to a social group (defined according to his/her gender, age, and nationality). We assume that workers experience...

This paper provides a method to prove existence of solutions to some moral hazard problems with infinite set of outcomes. The argument is based on the concept of nondecreasing rearrangement and on a supermodular version of Hardy–Littlewood’s inequality. The method also provides qualitative...

Le recrutement des jeunes enseignants chercheurs en France se fait de manière centralisée Le ministère calcule les affectations en fonction des listes de classements soumis par les comités de sélection et des listes de vœux soumis par les candidats. Les enjeux stratégiques du recrutement...

Le démantèlement de l’Accord Multifibres en janvier 2005 a eu un impact négatif sur l’industrie d’habillement tunisienne, mais les effets ont été plus limités que prévu. A l’aide d’un modèle d’équilibre général dynamique l’article propose une évaluation prospective de...

The literature on R&D collaboration highlights a broad set of rationales for allying with other organizations. At the same time, it has been reported that there exists a large variety of forms of collaboration. Nevertheless, the relation between the motives to collaborate and the different forms...

The evolution of co-operations between firms has permitted a plentiful literature around the conception of the firm and its frontiers and has placed the specificity of competencies and innovation in the heart of the firm analysis. The evolution of the firm is observed according to the...

Ce papier présente les résultats d’une étude exploratoire afin de contribuer à une meilleure compréhension du rôle des alliances stratégiques des PME pour concilier entre les innovations d’exploration et les innovations d’exploitation. La nouvelle approche des innovations et des...

The aim of this paper is to explore the heterogeneity in R&D collaborations and of their determinants and motives. Using a recent French survey on research and innovation relations, we first show the heterogeneity of such relations thanks to a typology of their characteristics: their nature...