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...

[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...

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...

This paper presents a methodological extension of Deaton's (1990) model for estimating price elasticities, by pooling Tunisian data from several surveys to improve the inter-cluster variability of unit values which is one of the key elements used in the derivation of these elasticities. Since...