Here's my favorite:
Is there any desire in US political circles to do something about this problem? Just last December, President Barack Obama extended the Bush administration's tax cuts to 2012, even though tax cuts for the super-rich do nothing to stimulate the economy.
and another good one:
Are people in the US willing to save at all?
One more for the road:
Despite the current crisis, the economic fundamentals in the euro zone are still stronger than those on the other side of the Atlantic. Why are bond traders scrutinizing Europe but not the US?