in may 2005, the cseries development was evaluated at us$2.1 billion, shared with suppliers and partner governments for one-third each. the government of canada would invest us$262.5 million, the government of quebec us$87.5 million and the government of the united kingdom us$340 million (£180 million), repayable on a royalty basis per aircraft. the uk contribution is part of an investment partnership for the location of the development of the wings, engine nacelles and composite empennage structures at the belfast plant, where bombardier bought short brothers in 1989.