The inability to cross above the top of that bar combined with the loss of fuel (volume) is bearish and bodes ill for the municipal bond market.

FORBES: Is Meredith Whitney Right About Municipal Bonds?

Some of the issues that need to be addressed, he says, are the lack of any tax on aviation fuel, fiscal incentives for alternative-fuel vehicles, and the need for a carbon tax to replace the government's ill-directed climate-change levy.

ECONOMIST: The Liberal Democrats