The truth is the UK government would be shooting themselves in the foot if they didn't enter a currency union - unless they thought the Scottish economy was a r

The truth is the UK government would be shooting themselves in the foot if they didn't enter a currency union - unless they thought the Scottish economy was a real threat to the stability of the rest of the UK, or that having Salmond's cronies on the board at the Bank of England was politically unviable. The thing is though that in a currency union there's only so far the two economies can diverge before they have to adopt different currencies to maintain stability (Greece and the Euro is a fine example of the bad end of this stick) - which kind of defeats the purpose of being independent, to an extent.