Magazine advertising, social media, online display advertising and search engine marketing were the services most commonly handled by an in-house agency, according to the study. The proliferation of digital marketing channels may be convincing companies to move more marketing in-house, so they can be more responsive and create a full breadth of material at lower cost. Still, only small percentages of in-house agencies handled most of these services, indicating that much work still sits squarely with external agencies.
Traditional TV and radio advertising were the least likely formats to be handled in-house. Read the rest at eMarketer.