Red Sox and Yankees are PARTNERS, not COMPETITORS

Apropos of nothing, in particular, but I stumbled upon this post from David Boaz saying something that I've been saying for years:

the notion that baseball owners “collude” in “cartel arrangements and restraints on trade” reflects a misunderstanding of the organization of a sports league. The different teams in Major League Baseball are not competitors like Coke and Pepsi. They’re not even quite like McDonald’s franchisees, who clearly don’t compete in the way different companies do. Rather, the economic unit is MLB, which is in the business of providing baseball games for entertainment. The competition on the field is real, but the teams are not actually economic competitors.

As I say, it isn't really relevant to anything currently taking place, but I noted it because it agreed with me, and was pretty well put...