The argument over the SNP's proposed sterling union has not dominated the debate in the last fortnight in the way it did in the immediate aftermath of the first televised leaders debate.
Bank Of England governor Mark Carney has said that a currency union with an independent Scotland would be "incompatible with sovereignty".
Chief Treasury Secretary Danny Alexander has claimed that the SNP's threat to walk away from UK debt represents a "menace" to every family in Scotland.
Scottish Secretary Alistair Carmichael has questioned whether the SNP really wants to keep the pound - suggesting it would betray the party's traditions.
The majority of voters in England are against Scotland sharing the pound, according to new research.
Keeping the pound without the backing of the Bank of England is a viable “transitional option” for an independent Scotland, First Minister Alex Salmond has said.
One of the world's leading financial experts has warned there would be "economic turmoil" if an independent Scotland shared the pound with the rest of the UK.
The governor of the Bank of England has admitted that contingency plans are in place for a Yes vote in next month's referendum.
Labour leader Ed Miliband has claimed the risks to the UK of sharing the pound with an independent Scotland far outweigh the benefits.
Tory grandee Sir Malcolm Rifkind threw down the gauntlet to Alex Salmond last night with a challenge to set out what will happen if Scots vote Yes in September's independence referendum.
Shadow Chancellor Ed Balls has hinted that he would resign before he would ever agree to a currency union with an independent Scotland.
More than two-thirds of people in England and Wales believe that Scotland should be allowed to keep the pound after independence, a survey has found.
Former Labour chancellor Alistair Darling has rejected claims he is co-ordinating the campaign to stop a post-independent Scotland keeping the pound.