Interesting bit on home turf (dis)advantage
http://freakonomics.blogs.nytimes.com/2008/06/03/home-ice-disadvantage/
It starts with a bit mainly related to hockey, but it concludes with something more baseball related:
"Archival data from championship series in two major league sports supported this reasoning. In baseball’s World Series, home teams tend to win early games but lose decisive (final) games."
