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 What the Proposed Ad Tax Could Mean For You Proposal Not Likely to Affect Major Marketers, But Could Hurt Small Companies, Startups By Andrew Osterland, Published on January 06, 2014 1 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.