The EU referendum campaign is likely to be defined by shades of grey and fine margins

The short campaign is still several months off but the contours of the EU referendum debate are beginning to take shape. With the economic argument far from clear cut, we could be in for an unpredictable contest.

• Primary Source

ESO: In Focus: Brexit - The United Kingdom and the European Union http://www.europeansources.info/record/brexit-the-united-kingdom-and-the-european-union/

ESO: Background information: Farage says pro-EU campaign is stealing a march on 'No' http://www.europeansources.info/record/farage-says-pro-eu-campaign-is-stealing-a-march-on-no/

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