Further fluffing up his portfolio, Jay-Z has signed his Roc Nation label to a worldwide publishing agreement, Billboard reports. Warner/Chappell Music will have ownership of Jay-Z's future projects, as well as his work from as early as 2008. The Blueprint 3 and Watch the Throne are among the collection, while songs like "Hard Knock Life," "Big Pimpin'" and "Dirt Off Your Shoulders" will later be administered by the publishing company. On top of that, Roc Nation's roster will have their catalogs transferred to Warner/Chappell immediately -- including acts like Rita Ora, Bridget Kelly, Kanye ... Read More