UBS / PwC study: 141 of the largest sports teams in the world are owned by 109 billionaires

141 of the largest teams in the world (all sports combined) are owned by 109 billionaires, according to the 2017 study on billionaires, "New value creators gain momentum - Billionaires insights 2017", conducted jointly by the Swiss bank UBS and the consulting firm PwC, and published on 26/10/2017.

Of these 109 billionaires, 60 are American, 29...