The Lisbon stock exchange has been invited to join EURONEXT, the new market that will be created by the merger of the Brussels, Amsterdam and Paris exchanges. See EI of 22 March. Further, the NEW YORK STOCK EXCHANGE is considering a plan for joining EURONEXT, announced its Chair Richard Grasso. Under the plan, the arrangements for which are expected to be finalised before the end of the summer, American and European shares could be traded on a common platform.