Check out this article by: Paul Kaihla of Business 2.0 Magazine.
http://money.cnn.com/2006/05/02/technology/business2_nextjobboom_cover0502/index.htm
Here is an exerpt:
“The number of workers who are delivering take-this-job-and-shove-it speeches and bailing for more rewarding, less spirit-crushing work is at a five-year high.”