Here are some links for economists:

http://www.econ.umn.edu/

http://www.bea.gov/

Some special interest web sites:

http://reefseekers.com/

http://www.scubaboard.com/forums/matrix/

http://forums.rennlist.com/rennforums/997-forum-113/

http://www.6speedonline.com/forums/997-31/