but today's loss in the s&p 500 isn't:
http://www.marketwatch.com/story/sp-500-is-on-uncertain-footing-2010-06-01
is there any "science" to this voodoo?
http://www.marketwatch.com/story/sp-500-is-on-uncertain-footing-2010-06-01
is there any "science" to this voodoo?