Dunkelberg on Small Business Optimism, Election

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Sept. 11 (Bloomberg) -- William Dunkelberg, chief economist for the National Federation of Independent Business, talks about the group's optimism index for August and the outlook for small businesses. The NFIB’s optimism index rose to 92.9 from a nine-month low of 91.2 in July. Dunkelberg speaks with Tom Keene, Sara Eisen and Scarlet Fu on Bloomberg Television's "Surveillance." (Source: Bloomberg)