23 July 2012 Updated at 16:24 ET
Marketwatch ticker DATA DELAYED BY 15 MINS
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Eurozone crisis
How Spain's regions got into trouble
Q&A: Spain's woes
How eurozone crisis affects you
Who's afraid of the euro crisis?
Spain has banned short-selling of shares to try to limit price moves after markets fell sharply on fears the country may need a full bailout.
link-
http://www.bbc.co.uk/news/business-18950896