Scotland would need to cut public spending, increase taxes, or both if it was to survive independence.
A new study from the Institute of Fiscal Studies (IFS) said that failing North Sea oil revenues and an ageing population would create tough economic choices for the independent nation.
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Carlisle is expected to be a hotly contested seat, and on May 7 the vote could be a benchmark for the rest of the country.
It'll be built at the site of the old Robinson's Brewery in Ulverston.
A new display at Dumfries Museum celebrates the Scots who fought, and sometimes died, for their country.