“Offensive shareholder activism” involves buying up sizeable stakes in underperforming companies and agitating for changes predicted to increase shareholder returns. Though hedge funds are currently highly publicized practitioners of this corporate governance tactic, there has been no...

Although corporate pyramids are currently commonplace world-wide and although there have been “noteworthy pyramiders” in American business history, this controversial form of corporate organization is now a rarity in the United States. The conventional wisdom is that corporate pyramids...