Take Madonna's current world tour, the first in eight years by the pop star, who is signed up to the group's Warner Brothers Records.

ECONOMIST: Face value

Bad Boy Records, Miramax, Time Warner, HBO, Sony, Disney, Loud Records, Interscope, on and on.

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Nonesuch Records, part of Time Warner, hit the jackpot with three new Cuban albums it licensed from U.K. label World Circuit.

FORBES: Castro's props

The Black Keys rock band is signed to Nonesuch Records, a label owned by Warner Music Group.

WSJ: Corrections & Amplifications

Atlantic Records' British arm, which is owned by Warner Music Group, increasingly uses data to hone marketing campaigns.

ECONOMIST: Music and technology: Digitally remastered | The

Between 1966 and 1973, Philadelphia singer-songwriter Lorraine Ellison recorded three albums and a bunch of scattered tracks for Loma Records, the nascent "soul" division of Warner Bros.

NPR: A Soul-Singing Dynamo Gets Her Day

While in Australia, he founded Higher Level Records, an independent record label he later sold to Warner Music.

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