They are mostly incredibly wealthy and yet they will not part with a penny if they can find some way to scam people out of things. That is why they find stupid politicians and populations to pay for their stadiums while getting contracts that allow them to take any and all profits.
When the stadium in Nashville was being constructed for the Titans, it was called the “Bud-hole” for owner Bud Adams because of the stupidity of the people of Nashville who voted to build it for the Titans.