50 best business schools In case you’re thinking about going back to school, The Business Insider blog combed the rankings — BusinessWeek , The Economist , et cetera — to compile this list of the top B-schools. By Ragan StaffJan. 25, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.