In the shadow of the duopoly, media rivals are becoming allies

The Condé Nast-Vox-NBCU partnership is just one instance of different media companies teaming up on ad sales pitches. It’s happening at all levels — from big TV giants to small digital publishers — as media companies that normally compete 

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http://digiday.com/media/in-the-shadow-of-the-duopoly-publishers-are-going-from-...