This article from Canadian Business tackles the most obvious issue that a magazine with such a title could, with respect to MBAs: Canadian vs. American MBA Programs.
While the article offers opinions from U.S. and Canadian Admissions Officers and students, the most interesting line is possibly the contrite comments of Rotman’s Jim Fisher, “We are able to place our students in all the top companies — but our students may have to work a little harder to generate and close the opportunity.”