The Group have set out the evidence gathered to date for supporting city regions and the key issues that need to be addressed if this approach is to be successful in Wales.
Mae’r Grŵp wedi gosod allan y dystiolaeth sydd wedi’i chasglu hyd yma i gefnogi dinas-ranbarthau, ynghyd â’r prif ystyriaethau y bydd angen mynd i’r afael â nhw er mwyn i’r syniad lwyddo yng Nghymru.