<title>Yahoo! (YHOO) News & Commentary

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The company just spent $1 billion acquiring Tumblr, but it's got a lot of work ahead if it wants to make that money back from the site.

5/21/2013 by DailyFinance

5/21/2013 by Nasdaq

5/21/2013 by MarketWatch

5/21/2013 by Smart Money

Not everyone was as thrilled with the news as the VCs behind the blogging platform.

5/21/2013 by Minyanville

5/21/2013 by Nasdaq

5/21/2013 by Seeking Alpha

5/21/2013 by TheStreet

5/21/2013 by Smart Money

The company's latest acquisition is CEO Marissa Mayer's biggest yet, but is it savvy?

5/21/2013 by DailyFinance