May 15 2019 Jamal Bouoiyour and Refk Selmi   How do futures contracts affect Bitcoin prices ?   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Oct 30 2018 Refk Selmi , Aviral Kumar Tiwari and Shawkat Hammoudeh   Efficiency or speculation? A dynamic analysis of the Bitcoin market   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Feb 27 2018 Osamah Al-Khazali , Elie Bouri and David Roubaud   The impact of positive and negative macroeconomic news surprises: Gold versus Bitcoin   Abstract  Contact Information  Citation  Full Text  -  Note   Aug 03 2016 Jamal Bouoiyour and Refk Selmi   Bitcoin: a beginning of a new phase?   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   May 18 2016 Jamal Bouoiyour , Refk Selmi , Aviral Kumar Tiwari and Olaolu Richard Olayeni   What drives Bitcoin price?   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result