The relationship between collusion on the product market and the resulting impact on the labour market is ambiguous in non-union models. Considering a dual labour market with qualified and unqualified workers, and taking into account the efficiency effect when employing qualified workers allows...

In many countries, a reversing trend in the evolution of the hired labour force in agriculture was observed : its share in the agricultural employment which had decreased regularly since decades has increased for the last ten years. We propose an analysis of the factors bearing upon the...

Cette recherche concerne l'émergence et l'organisation de marchés de services visant à la fourniture de biens environnementaux localisés et plus particulièrement en milieu rural. L'objet de la recherche est d'éclairer les processus de la construction sociale des marchés de services...