Goldenberg, Jacob, Donald Lehmann, Daniela Shidlovski, and Michal Master Barak. "What Good Are Hubs? Preferences for New Product Information Sources." Working paper, Columbia Business School, January 2011.
Each author name for a Columbia Business School faculty member is linked to a faculty research page, which lists additional publications by that faculty member.
Each topic is linked to an index of publications on that topic.