Debate: Royal Wedding & social mobility

Is the Royal Wedding a symbol of greater social mobility? Has the ability to climb up the social ladder improved in the UK since the Second World War? what impact can the Lib-Con coalition have, as austerity measures bite? FT analysis editor Frederick Studemann debates the issues with John van Reenen, director of the LSE's Centre for Economic Performance, Robert Shrimsley, FT columnist, and Chris Cook, FT education correspondent.