Moody´s rating (o do Lehman era AAA não era?)

Moody´s changed the outlook on Portugal´s Aa2 rating to negative. Moody´s said Portugal had serious fiscal challenges. (...)
They also said "subdued global growth... will lead to seriously adverse debt dynamics for Portugal", whose euro-zone membership meant it wouldn´t suffer the kind of currency crisis that once would have required government action.
Economist warn of a risk of "total collapse" among countries carrying high debt loads and lacking productivity-driven growth that can reap the most benefit from a global recovery.

(adaptado do Wall Street Journal)