So the survey will tend to measure at least relatively successful business owners. Nevertheless, I have noticed that business owners tend to be happier.
One thing that worried me about the survey is that it put professionals second. I do not know much about doctors but I am a lawyer and know many of them, and if we are anywhere near the second profession in terms of happiness and wellbeing there must be a lot of suffering out there.
Perhaps once you are established and successful sure, but until then.
http://37signals.com/svn/posts/1159-you-dont-have-to-sell-yo...
I suppose they're both correct in their own ways, but that's a pretty good description of why I'm working on a startup right now.
I'm gonna say I must belong to the don't mess up parentheses for smilies group (seriously ;)) I prefer Aliens.