Noah Frank wrote this for Baseball Prospectus, and I think it's well worth a read. The basic premise is regarding MLB's long history of allowing advertisers and sponsors to launder their reputation through the league's goodwill in exchange for up front money, and how those sponsors are only getting more tenuous:
oh, and I made it "basic" (no $/subscription required) right before posting here, so don't let that stop you from checking it out.
