BUSINESS WEEK: Did Obama Cause The Stock Slide? “BusinessWeek interviewed a wide array of investment professionals, and many said the first six weeks of the Obama Administration have soured their outlook on the stock market.”

UPDATE: A reader emails: “From Election Day 2000 to Election Day 2008, the S&P 500 fell 29.8%. From Election Day 2008 til this afternoon, it’s down 33.3%.” Ouch.

ANOTHER UPDATE: More at Betsy’s Page.

MORE: A fascinating political history of the stock market.

STILL MORE: It’s all about “profit and earnings ratios.”