The mystery remains as to who continues to provide the money for his campaign.

ECONOMIST: Slugging through the mud | The

But mystery continues to surround the identity of the UK-based investor.

BBC: Mystery investor eyes Portsmouth bid

The U.S. consumer continues to be a mystery for markets, as data indicates consumer sentiment fell more than expected to 57.5 in the preliminary October reading while retail sales jumped well above consensus by 1.1%.

FORBES: Big Miss On Consumer Sentiment But Barclays Raises Q3 GDP To 2.5%

With the U.S. economy continuing to limp along, the economics profession continues to cast about for answers to this seeming mystery.

FORBES: Memo to Washington: Economic Growth Is Easy