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 Bing May Ax Its 'Decision Engine' Positioning Hooks Up With Razorfish and Co Collective to Market Search Engine By Kunur Patel and Rupal Parekh, Published on September 23, 2011 7 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. Become a Member Already a member? Log in.