I've got quite a few thoughts on the stadium, been researching that and the financial side for quite awhile, then mulling things over and over to try and arrive at a good system. If I get the chance I'll try to follow up later this week.
In the meantime, if you haven't seen this site before, Aumakua, you may want to check it out:
Clem's Baseball Stadiums. An excellent resource on ballparks past and present.