Are you a print subscriber? Activate your account. By Ad Age and Creativity Staff - 1 day 22 hours ago By Erika Wheless - 1 day 23 hours ago By Tim Nudd - 2 days 2 hours ago By Erika Wheless - 2 ...
New Delhi: The "Big four" agency holding companies—WPP, Omnicom, Publicis Groupe, and Interpublic Group (IPG)—are locked in fierce competition to secure the Mars global media account ...