The reason Jagger is possibly the world's best rockstar is not only because he's been around longer than most. It's also his involvement in every single aspect of the band's business. The band of course being The Rolling Stones – the richest in rock history.
"Jagger has made it his business to understand and control the mechanics of his own stardom"
– The New York Times
People in the industry all say that working with Jagger is to work with a true, committed professional. Not just creatively, but also on the business and finances side.