Pre-Announcements More Negative Than Positive

July 2 (Bloomberg) -- In today's "Single Best Chart," Bloomberg's Scarlet Fu reports companies have been lowering their earnings forecasts and negative-to-positive pre-announcement ratios are the highest they’ve been since 2008. She speaks on Bloomberg Television's "Bloomberg Surveillance."

Google Search: Crystal Ball for Election Results?
18:58 - Khosla Ventures partner Keith Rabois, Braintree head of commerce Harper Reed and Bloomberg’s Tim Higgins discuss how campaigns can use Google search data with Emily Chang on “Bloomberg West.” (Source: Bloomberg)
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