https://treeofideas.files.wordpress.com/2010/01/articles-the-core-competencies-of-the-corporation.pdf This article is older, but it is the most reprinted article in the history of the Harvard Business Review (HBR). It keeps getting reprinted because it is a classic and its premise is still very relevant. HBR is a journal with articles written for higher level managers. I would highly recommend becoming regular readers...
