This survey appears in extension of a previous exploratory survey (Bouraoui, 2008) dedicated to the impact of stock spams on volumes. The interest of the present research is to study the impact on stock prices while taking into account the evolution of volatility over time through a GARCH (1,1)...

In this paper, we investigate the impact of surprises made by scheduled monetary policy announcements on French stock market. Most of empirical studies achieved tends to test this effect on U.S stock market. Taken the French market as a representative European stock markets, we study the effect...

In this article, we apply the organizational architecture theory to the total quality management (TQM) to understand the complexity and the mechanisms of its working and its efficiency. We show that the role played by TQM in the value creating requires a profound analysis of the profits and the...