L'observation des journées « Economie et Sciences sociales » organisées par l'ENS, les 13 et 14 juin 2002, a donné lieu à ce compte rendu qui analyse les différents modes de confrontation entre les disciplines économie et sciences sociales. La diversité des approches en sciences...

This paper examines which factors determine the participation of households in long term contracting with local farmers. Are households motivated by reducing the environmental impacts of their food consumption? A discrete-choice model of community supported agriculture (CSA) participation is...

Because food choices have important implications for human health and the environment, consumers are increasingly urged to modify their purchasing and eating habits so as to comply with a set of norms (e.g., eat at least five portions of fruits & vegetables a day; reduce meat consumption)....

In southern Brazilian apple (Malus spp.) orchards, predominantly organophosphates are used to control the oriental fruit moth, Cydia molesta (Busck) (Lepidoptera: Tortricidae), but control failures often occur. Therefore the susceptibility of three C. molesta Brazilian populations was...

This paper analyses the economic consequences of labeling in a setting with two vertically related markets. Labeling on the downstream market affects upstream price competition through two effects: a differentiation effect and a ranking effect. The magnitude of these two effects determines who...

This proposal draws on the rise of quality requirements and private standards in developing countries. The literature shows that the impacts of standards are ambiguous. On the one hand, standards are supposed to increase the competitiveness of exporting countries by reducing transaction costs...

Dans cet article, nous dérivons de façon endogène le phénomène de contrainte budgétaire molle dans le cadre d’une fédération lorsque les décisions budgétaires sont prises au niveau décentralisé. Dans ce modèle, la mollesse de la contrainte budgétaire régionale découle de...