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   Sep 09 2012 Mohamed E AROURI , Fredj JAWADI and Duc K NGUYEN   Nonlinear modeling of oil and stock price dynamics: segmentation or time-varying integration?   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Apr 15 2011 Walid Chkili and Duc Khuong Nguyen   Modeling the volatility of Mediterranean stock markets: a regime-switching approach   Abstract  Contact Information  Citation  Full Text  -  Note