Notes, Comments and Preliminary results Oct 08 2012 Mohamed El Hédi Arouri , Amine Lahiani and Duc Khuong Nguyen   Oil-stock volatility transmission, portfolio selection and hedging   Abstract  Contact Information  Citation  Full Text  -  Note   May 20 2012 Aymen Belgacem and Amine Lahiani   More on the impact of US macroeconomic announcements: Evidence from French and German stock markets' volatility   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   May 12 2011 Nikolay Nenovsky , Amine Lahiani and Petar Chobanov   Empirical Investigation of Systemic Risk in the New EU States   Abstract  Contact Information  Citation  Full Text  -  Note   Research announcements Conference announcements