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 is a user's manual of the French software ECHANGE 2.0 - Marché sur réseau. This software organizes transactions between from 2 to 70 individuals connected in the same LAN. There is nine goods (leisure one) that operators can buy or sell according to their inventories of goods and...

Previous research has extensively studied the gap between environmental or social concern, and behaviour. However, measuring environmental or social dimension valuation remains challenging. This paper therefore fills this gap by measuring fair trade and organic labels valuation, using an...

This article examines the technology transfer-based partnerships between public research organisations (sources of knowledge, innovation and technology) and users (firms, public administrations, etc.) as dynamic processes for a mutual learning. This process can provide for the R&D organisations...

Since the 17th century, the question of the economic valuation of time (in particular the working time) has been at the center of debates among economists, from classicists to neoclassicists, Marxists to contemporary schools of thought. Today, with the advent of the digital age, characterized by...

We model the optimal behavior of the public decision-maker of an African country plagued by covid-19, with little fiscal room for maneuver and facing a health-economy dilemma. The model shows that a substantial part of the economic costs of covid-19 is due to a deficit in tropicalization of the...