Oldie but still good - I actually used this article to help beat back a union organizing effort at one of the plants I managed.
http://www.chron.com/CDA/archives/ar...d=2002_3571467
"But it has become a sour moment for other labor leaders because the Teamsters didn't use union construction workers.
They were told by the Teamsters that union contractors cost too much."
The Teamsters union guys were even smart enough to figure out using union electricians cost too much!