The Moroccan unemployment figures tell a tale of a statistical misery that hides another one's but more real and painful. First, the purpose of this essay is to highlight the fact that these figures are a product of preemptive arbitrations, in terms of definition and calculation methodology,...

The Moroccan unemployment figures tell a tale of a statistical misery that hides another one's but more real and painful. First, the purpose of this essay is to highlight the fact that these figures are a product of preemptive arbitrations, in terms of definition and calculation methodology,...

A recurrent problem in economic studies based on survey data is to determine whether survey weights should be used or not. We show that weighted estimators are more robust than unweighted ones, but less accurate when unweighted estimators are consistent. In some circumstances, a compatibility...

French Abstract: Le transport maritime est l'opération consistant à déplacer des marchandises d'un endroit à un autre par voie maritime. Ce mode de transport prend en compte le chargement des conteneurs dans les ports, la plupart des pays du continent africain n'ont qu'une connectivité...

This paper analyze the causal relationship between energy consumption and economic growth,as well as the relationship between energy sources for a panel of four WAEMU countries; Benin, Côte d’Ivoire, Senegal and Togo, for the period 1970-2005. Econometric analysis results indicate that there...

L'engouement pour les energies substituables, non conventionnelles, sera-t-il economiquement viable et donc durable? Certains des interets qui se rejoignaient pour encourager l'exploitation de la biomasse a des dfins energetiques se sont progressivement emousses. Le renouveau de l'interet en...