You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Report: Data Sharing Propels $156B Marketing Data Industry DMA Report Says Data-Driven Marketing Services Industry Employs 676,000 People By Kate Kaye, Published on October 15, 2013 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Register Now Already a member? Log in.