In the fifth of our new series, here's a list of useful links to material about the indyref which we've put together for keen students of the independence debate. We'll provide an updated collection regularly.

Reports

Three EU-Related Impacts of Scotland leaving the UK - New Direction Foundation and Europe Economics

The study by consultants Europe Economics and think-tank New Direction measures the impact on the Scottish economy of the EU's budget rebate, the euro opt-out, and the opt-out from the Schengen border agreement.

Cities Outlook 2014 - Centre for Cities

Now in its seventh year, Cities Outlook 2014 is the authoritative economic index of the 64 largest cities and towns in the UK. Cities Outlook 2014 sets out how different cities are set to fare in the year ahead. Now that the UK is staging a recovery, which cities are leading the way? And are any still suffering stagnation?

Issues surrounding the sharing of UK debt post independence - Jimmy Reid Foundation

The report examined the way Scotland's economy could have developed and the surplus that the country would have accumulated if it had taken over a population share of UK debt in 1980, and since then had experienced the same public expenditure  and tax revenues (including a geographic share of North Sea Oil revenues).

Constitutional change and inequality in Scotland - Economic and Social Research Council

What scope does a sub-national economy have to affect the level of inequality? Does a policy menu consistent with the theories of fiscal federalism provide for an ability to affect inequality measures, or does this ability require the powers of a nation state? This paper discusses these questions in the context of the debate around the Scottish independence referendum, in which inequality has played a prominent role, and ask whether independence, further devolution, or simply different policies under the current constitutional framework are capable of helping Scotland transition to a less unequal income distribution.

Scotland analysis: EU and international issues - Foreign and Commonwealth Office

This is the ninth paper in the Scotland Analysis series and sets out how people and businesses in Scotland are served by the UK's foreign policy, its diplomatic network and international relationships.

Scottish Social Attitudes (SSA) series - ScotCen

New results from ScotCen Social Research's annual Scottish Social Attitudes survey suggest that many of the prominent debates in the campaign, such as on Europe, the pound, and welfare, are having little or no impact on whether voters will vote 'Yes' or 'No'. What matters are voters' views about the likely economic consequences of independence as opposed to staying in the Union.

Scotland Analysis: Borders and Citizenship - The Home Office

This is the tenth paper in the Scotland Analysis series. The document argues that visa services and trade promotion benefits "every UK citizen".

Global Perspective

Hague warns Scotland over independence - Gulftimes.com