The gap between London and other UK cities is widening and we are failing to make the most of cities' economic potential.
Devolving more funding and powers to UK cities so they can generate more of their own income and play to their different strengths will be critical to ensuring this is a sustainable, job-rich recovery.
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David Cameron said the Met proved it can "do more with less" and declined to criticise the Mayor of London for his water cannon spend.
A group of disabled activists threw toys and balls at him as he entered the conference.
A wet start to the week and the unsettled weather is set to continue over the next few days.