Google and DOJ Deliver Closing Arguments in Ad Tech Monopoly Case

The legal battle between Google and the Department of Justice (DOJ) over Google's alleged monopolistic practices in the digital advertising technology market has reached a critical juncture. Both sides presented their closing arguments in a Virginia courtroom. The DOJ argues that Google has unlawfully leveraged its ad tech products, such as AdX and DoubleClick for Publishers (DFP), to stifle competition and maintain dominance. Google, however, contends that it operates in a competitive landscape, facing challenges from other ad tech providers and social media platforms like TikTok and Meta. They claim that restricting deals with competitors would hinder innovation and competition. A key point of contention is the definition of the relevant market. The DOJ asserts that Google holds a monopoly across three distinct markets: publisher ad servers, ad exchanges, and advertiser ad networks. Google, on the other hand, views the ad tech industry as a single, unified market connecting publis…