Value investing used to be about betting on the underdog — finding the down-and-out losers and gambling that they might have one more fight left in them. Today’s value investors have a new gospel: ...

Harvard economics professor Michael Porter developed the five forces model to help business executives understand and deal with competition. Porter argues that factors affecting competition are ...

Porter's next book on strategy, focusing on these ideas, is nearing completion. Michael Porter and Anita McGahan are completing a series of statistical papers on the sources of company and industry ...