Crucially, he realized that he should build his own brands rather than promote someone else’s: the clothing line Rocawear, started in 1999 (sold for $204 million to Iconix in 2007); D’Ussé, a cognac he co-owns with Bacardi; and Tidal, a music-streaming service.

Kasseem “Swizz Beatz” Dean, the superproducer behind some of Jay-Z’s biggest hits (“On To The Next One,” Beyoncé’s “Upgrade U”), looks at Jay-Z as something others can model: “It’s bigger than hip-hop … it’s the blueprint for our culture. A guy that looks like us, sounds like us, loves us, made it to something that we always felt that was above us.”