Also alcohol is pretty costly in terms of our economy:

http://pubs.niaaa.nih.gov/publications/10report/chap06c.pdf

Version without login: http://www.meltingmama.net/files/noamountofalcoholissafe.pdf

Huh fascinating. Thanks for the link. For everyone that dismisses this article because it requires a login you can create a free account and they will let you in.