"I learned that the UFC makes the most money on pay-per-view when I am fighting. That made me smile. For me, a fight is (worth) $4 to $5 million, and in the city where the UFC holds its events, there are economic benefits of between $15 to $20 million. It's huge!"
— GSP tells Agence France-Presse how much he makes per PPV fight. HT: MMA Mania