Friday's Daily Blog Watch

Editor's note: Every morning, James Altucher presents the most timely, topical posts from the Web's best business blogs.

Richard Branson of Virgin Records is getting into the cord blood business. So shouldn't we be looking at the cord blood stocks?

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Freakonomics believes crack dealers should take lessons from Walgreens (WAG Quote).

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Stockpickr's System Trades of the Day includes new trades triggering on Comverse Technology (CMVT Quote) and Maxim Integrated (MXIM Quote).

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Secret blogger Brian Gilmartin wonders: is Moody's (MCO Quote) bottoming out here, or is it bottomless?

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24/7 Wall St. analyzes the impact of a Google (GOOG Quote) phone.

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Here are some stocks rising on unusual volume, including Pre-Paid Legal (PPD Quote), up 2.43% on a 2000% increase in average volume; Radvision (RVSN Quote) (because of WebEx (WEBX Quote)); and others.

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Star analyst Hilary Kramer dusts off my favorite blast from the past: CMGI (CMGI Quote).

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The Peridot Capitalist notes that in the case of RadioShack (RSH Quote), great companies don't always make great stocks.

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Stockerblog finds out which states you need to live in if you want to live longer.

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Ttheflyonthewall.com breaks down j2 Global Communications (JCOM Quote).

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Seth Godin is a marketing genius, and I always enjoy his books. He started up a new company, Squidoo, about a year ago, and in his latest blog posts he recounts the lessons he's learned from the past year in business.

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Notable Calls reviews Citigroup's analysis of TiVo (TIVO Quote).

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Investor Ideas looks at the stocks that have had bullish insider buying recently.

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Crossing Wall Street, in its usual insightful manner, sheds some light on why Amgen (AMGN Quote) might be a screaming buy here.