The main objective of this research is to compare estimates of technical efficiency obtained from the stochastic frontier approach for two samples of farmers of private and water user associations in the Nefzaoua Oases region (Tunisia), which are characterized by a severe scarcity of water and...

This paper develops a theory of sharecropping which emphasizes the dual role of moral hazard in the provision of effort and financial constraints. The model is compatible with a large variety of contracts as observed in the region of El Oulja in Tunisia. Using an original data set including...

Poverty analysis often results in the computation of poverty indexes based on so-called poverty lines which can be region specific poverty lines. The poverty lines are made of two components, namely the amount of income to satisfy the food and the non food needs. For both components, one needs...

Poverty analysis conducted in Tunisia so far depends heavily upon the choice of poverty lines. The latter are usually constructed by considering a fraction of median incomes. This yields large differentials between urban and rural lines up to a factor 2 leading to the conclusion that the...

[fre] La détermination de la performance productive des irrigants dans des oasis du sud Tunisien en utilisant l’approche paramétrique de frontière stochastique de production constitue la base de ce travail. En effet, la production des dattes sur pied s’explique par quatre facteurs : la...

[fre] Ces dernières années, plusieurs crises ont entamé la confiance des consommateurs dans la sécurité sanitaire de leur alimentation. Cette situation a favorisé plusieurs fausses alertes qui ont parfois entraîné de vraies crises. Nous étudions l’une de ces crises, survenue en 1999...

Although poverty is widely recognised as a multidimensional phenomenon, we still believe that monetary aspect has a fundamental role and therefore deserves a special treatment. For this reason we propose an individual unidimensional measure according to a fuzzy approach that, unlike conventional...