> If Scotland left the union, exactly what effect would that have on the rest of the UK?
It wouldn't be the UK. Substitute any English region into the above sentence in place of Scotland, e.g. Yorkshire and the Humber has a similar-sized population and economy to Scotland ...
> If Yorkshire and the Humber left the union, exactly what effect would that have on the rest of the UK?
They need us more than we need them? They are us, and we are them. If parts go, you lose the whole.
It is disappointing to see how many voters for the Conservative and Unionist Party are dismissive of the Union.