It amounted to a guarantee that closer eurozone co-operation would not undermine the EU single market coupled with technical safeguards for the City of London.
Galavolden Gard is part of an association of local businesses that co-operate to ensure consistent pricing and to guarantee that food produced in Roros does not stray too far outside the region.
But a temporary guarantee system offers the best chance of stemming the panic, and if it were internationally co-ordinated it would be both more credible and less risky than a collection of disparate national promises.