European stock market open: Stocks extend rebound but France continues to lag

European stocks are opening higher today, keeping the more optimistic mood as the momentum from Wall Street and Asia carries over into the session. Here are the opening changes:Eurostoxx +0.5%Germany DAX +0.5%France CAC 40 +0.2%UK FTSE +0.6%Spain IBEX +0.7%Italy FTSE MIB +0.7%The gains are fairly broad-based but France is once again the notable laggard. The…