The leaders are turning to the final debate topic: What Happens after the Vote
Mr Salmond pledges to include the "best talents of Scotland" - and not just SNP members - as part of the negotiating team he forms if Scotland votes 'Yes'.
Mr Darling says that although the debating has become "heated" it is vital that "both sides have got to accept the outcome".
With just a few weeks to go until the Scottish independence referendum takes place, here are some key facts about the vote.
An investigation has been launched after listings appeared on eBay offering to sell votes in the upcoming Scottish independence referendum.
Bounce for leaving the union following second debate this week, but only 43% expected to vote yes in referendum on September 18