What would happen if Spain follows Ireland over the edge?

On Monday the big news of the day was the Ireland bailout. Yesterday, the follow-on story was Portugal’s general strike which could push the country over the edge. But the nagging doubt in everyone’s minds in the European power-centres today will be neither: it will be the much worse possibility, remote or otherwise, that Spain might follow: Spanish euro spreads reached a record 260 basis points yesterday, making it is very expensive for Spain to borrow.