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 Interpublic's Second-Quarter Profit Falls 18% on Expenses, But Revenue Up Chairman-CEO Michael Roth Bullish on New Business Pipeline, Improving Creative Output of Agencies By Rupal Parekh, Published on July 19, 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. Become a Member Already a member? Log in.