Showing 21 - 30 of 48
This study investigates firm level technical efficiency of production and its determinants in the Tunisian agro-food industry. To this end, a stochastic production frontier model, in which technical efficiency effects are assumed to be a function of firm-specific variables and time, is estimated...
Persistent link: https://www.econbiz.de/10009442310
In South Africa water law has recently changed, adopting the principle of water as an economic good,thus levying charges on its use. For small-scale irrigators this is an important change, becausecurrently their water use is entirely subsidized. In the coming years, subsidies will gradually...
Persistent link: https://www.econbiz.de/10009443211
The production structure of Tunisian agriculture over the last three decades is investigated using a translog variable cost function. Standard results of neoclassical duality theory are used to obtain measures of elasticities of substitution between inputs, price elasticities of factor demands...
Persistent link: https://www.econbiz.de/10009445712
The aim of this paper is to analyze and determine the factors influencing fish demand in Tunisia during the 1975-2000 period. A Box-Cox transformation is used to select the appropriate functional form between linear and double-log models. Results indicate that the double-log form fits better the...
Persistent link: https://www.econbiz.de/10005476854
This study presents an applied improvement in the agroforestry accounting system (AAS) approach to two public cork oak forests in the Mediterranean region: Jerez (Spain) and Iteimia (Tunisia). Both forests have similar environments but differ in land property rights, labour markets and countries...
Persistent link: https://www.econbiz.de/10005453246
Persistent link: https://www.econbiz.de/10010876876
L’objectif principal de ce travail est d’analyser l’impact du changement climatique sur la productivité des cultures céréalières dans la région de Béja, située au nord-ouest de la Tunisie. Pour ce faire, des modèles de régression multiple ont été estimés pour trois cultures...
Persistent link: https://www.econbiz.de/10011143565
Worldwide growing water scarcity has increased the call for economic instruments to stimulate rational water use in agriculture. In addition cost-recovery is now widely accepted as a cornerstone of sustainable water management. As a consequence now in developing countries, where currently...
Persistent link: https://www.econbiz.de/10005039478
Worldwide growing water scarcity has increased the call for economic instruments to stimulate rational water use in agriculture. Furthermore, cost-recovery is now widely accepted as a cornerstone of sustainable water management. In many developing countries, where agricultural water use is often...
Persistent link: https://www.econbiz.de/10005006219
This paper analyzed the factors that affect farmers' willingness to adopt salt-tolerant forage as forage source for livestock using a Tobit model. The data used for the empirical analysis has been obtained from a survey of 97 farmers in south-eastern Tunisia. The results of this study show that...
Persistent link: https://www.econbiz.de/10005061201