The Department of Justice is suing Anthem to block a proposed deal to buy rival Cigna and to block another proposed health insurance merger between Aetna and Humana. Michael Conroy/AP hide caption

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Terry Gou, chairman of Foxconn Technology Group, speaks to media at the Sharp Corp. headquarters in Osaka, Japan, earlier this month. The two companies are in takeover talks. Bloomberg via Getty Images hide caption

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Editors and writers with The Onion work on elections copy in October 2008 during a drafts meeting at the website's offices, then in New York. Seth Wenig/AP hide caption

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Area Satirical Publication The Onion Sold To Univision (Seriously)

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Specialist Thomas McArdle (left) works with traders at the post that handles Dow Chemical on the floor of the New York Stock Exchange. If a proposed merger goes through, Dow's and DuPont's respective shareholders would own about half of the new entity. Richard Drew/AP hide caption

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Massachusetts, where this Walgreens outlet is located, is one of the three states where the chain is most concentrated. Regulators could force the company to divest itself of some stores, if its merger with Rite Aid wins approval. Steven Senne/AP hide caption

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Is A Walgreens-Rite Aid Merger Good Medicine For Consumers?

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Report: Mergers Have Cut Airline Competition At Many Airports, Raising Fares

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Fiat Chrysler Automobiles CEO Sergio Marchionne has asked his counterpart at General Motors to consider a merger. Bill Pugliano/Getty Images hide caption

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Fiat Chrysler Eyes GM For An Unlikely Merger

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Federal regulators are considering whether to approve the proposed $45 billion merger of Comcast and Time Warner Cable. Joe Raedle/Getty Images hide caption

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Comcast, Time Warner Push For Merger Approval Amid Opposition

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