London's leading share index has made a subdued opening in early trading, with investors returning cautiously to stocks after yesterday's sell-off.
Struggling Hungary has moved to raise its benchmark interest rate from 6% to 6.5%, the highest ever level seen in the European Union, in order to protect its currency.
Japanese bank Nomura has slashed assets linked to Italy by 83%, among other cuts, on debt crisis fears, Bloomberg reports.
Fitch has become the third ratings agency to downgrade the outlook for the US, from stable to negative, following a congressional committee's failure to finalise deficit cuts.
Investment management firms' EMD heads at odds after country sees bonds downgraded to junk status.
The US supercommittee's failure to agree a debt reduction plan means the country faces a second rating downgrade by the year end, an economist has warned.
Credit rating agency Moody's has warned on the status of France's AAA-rating after the yield on its bonds spiked last week.
The European Commission (EC) has proposed a crackdown on ratings agencies such as Standard & Poor's (S&P) and Moody's which would see them held accountable for mistakes and ensure they followed stricter rules.
Credit ratings agency Moody's has given the European Financial Stability Facility (EFSF) 10-year €3bn benchmark bond an Aaa rating.
Credit rating agency Moody's may downgrade Lloyds Banking Group because of the sick leave taken by chief executive Antonio Horta-Osório, which could hold back the bank's restructuring plans.