Louise Evans from business advisors Grant Thornton says promotion could be worth up to £150m for the club and will have knock-on benefits for the city and Wales.
More top news
Dr James Lavers is part of the first coordinated group of NHS volunteers to be deployed by the UK Government.
Helen Plint has the latest weather forecast for Wales.
Dan Biggar has highlighted standards Wales must reach in their quest to end 61 years of hurt against world champions New Zealand.