Research analysis to be delivered by 11 September Decision on expansion could be taken this year Fifa is pushing ahead with plans to expand the World Cup to 64 teams from 2030 and has opened a tender to research companies to assess the economic benefits on a hugely accelerated timescale. In another twist during a week of astonishing revelations about the global governing body’s plans to reshape football, the Guardian has seen a “research brief” outlining a consultation process to assess the pot…