on 16 october, airbus and bombardier aerospace announced a partnership on the cseries program, with airbus acquiring a 50.01% majority stake, bombardier keeping 31% and investissement québec 19%, to expand in an estimated market of more than 6,000 new 100-150 seat aircraft over 20 years; airbus’ supply chain expertise should save production costs but headquarters and assembly remain in québec while u.s. customers would benefit from a second final assembly line in mobile, alabama.