Analysis has been prepared by Treasury civil servants and their analysis shows that the current arrangements of a full monetary, fiscal, political union bring economic benefits to all parts of the United Kingdom.
Breaking up that union would represent a fundamental change and confront an independent Scottish state with difficult choices about what to put in its place.
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With a record number of pensioners still in employment, ITV's Tonight programme asks why they do it and what it means for the UK.
Lord Hain has raised concerns that British financial institutions in South Africa could have been used as conduits for laundered money.
People could suffer vision loss or infection from the lenses, which are often sold illegally online, in shops and on market stalls.