First Author:   Chaojie Jin Rennes School of Business chaojie.jin@rennes-sb.com   2 rue Robert d''''Arbrissel Rennes, 35065, France   0643235583(Phone) 0643235583(Fax) www.jinchaojie.cn Second Author: Emmanuel Mamatzakis Rennes School of Business Emmanuel.mamatzakis@rennes-sb.com         http://