The aim of this paper is to analyze the relationships between common shocks affecting the real economy and those underlying co-fluctuations in U.S. financial markets. In order to do this, we test for links between these common factors and also use the econometric theory of nonstationary panel...

This paper presents an essay on empirical testing procedure for economic convergence. Referring to the unit root test proposed by Moon and Perron (2004), we proposed a modified Evans (1996)testing procedure of the convergence hypothesis. The advantage of this modified procedure is that it makes...

The aim of this paper is to study the impact of spatial effects on convergence process in Africa over the period 1975-2000. Taking into account these effects through the methodology of Exploratory Spatial Data Analysis (ESDA) and spatial econometrics, we focus on the geographical dimension of...

This study investigates the role of international spillovers in generating productivity gains for a panel of 24 OECD countries during the period between 1971 and 2004. We use recent techniques developed in a common factor framework to characterize the global interdependence implied by...

What are the factors that favor or slow down the use of the Internet in Africa? In order to answer this question, research has multiplied over the past years. This study proposes a two level hierarchical modeling of the explanatory factors of the Internet adoption in Africa. The data used come...

Dans le cadre de l'intégration économique sous-régionale conduite par l'UÉMOA, le Sénégal a adopté depuis janvier 2002 l'instauration d'un tarif extérieur commun (TEC) et l'harmonisation de la fiscalité. Ces mesures ont fortement réduit la protection de son économie (baisse de 50% des...

Since January 2002 and within the framework of the sub-regional economic integration process conducted by the West African Economic and Monetary Union (WAEMU), Senegal has adopted the institution of a Common External Tariff (CET) and the harmonization of the tax system. These measures have...