The DOJ and the states are seeking a breakup of Google's adtech business. Separately, they said that while a separation of Google's ad server and its ad exchange would be good for competition in the adtech market, it might drive ad server costs up for publishers. Google's ad server is "a loss leader, they make all their money in AdX," the exec said, referring to Google's ad exchange that connects buyers and sellers. Global regulators have Google in their sights, tooAny unraveling of Google's ad empire would be complex. Over the pond, the European Union said last year it might look to break up Google's adtech business.

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Persons: —, Google's, Tim Nollen, isn't gunning, adtech, Macquarie's Nollen, Bietti, Mark Jamison, there's, Arielle Garcia Organizations: Service, Eastern, Business, US Department of Justice, Google, DOJ, Microsoft, Macquarie, Publishers, US Department of, Northeastern University, Public Utility Research Center, Digital Markets, University of Florida, Global, European Union Locations: Virginia, AdX