Ministers and representatives at the summit discussed handing regions more powers to control employment support and funding for reindustrialisation.

"It's about creating those structures at a regional level and that is matter for Scotland and Wales to decide what that looks like in both countries," Burnham said.

He urged the Scottish and Welsh governments to "work jointly" with the UK government on "a model of deeper devolution".

In the context of reindustrialisation, Burnham added this could be more devolution of innovation funding.

Swinney, ap Iorwerth and Burnham also agreed during the meeting there are too many young people out of work in the nations.

The prime minister said the UK government would look at "arrangements for further devolution of employment support for young people in both Scotland and Wales".

Devolution has been at the heart of Burnham's policy agenda since he took his place in Downing Street this summer.

He claims "rewiring the state" and handing more control to regional mayors…