What you're really saying is...
Free enterprise should only be allowed for one side, but should be denied to the other.
TB, I really love these little "gotcha" posts you lob at us to try and embarass us with your scintillating logic and philosophical acuity . They really showcase the contradictions and inconsistencies in your arguments.
Besides. Global warming IS happening. And plastic bags ARE environmentally unsound. Neither is a matter of dispute. Only the severity of the problem is debatable.
After the response you've gotten here, I don't think you'll be bringing up plastic bags much any more. Come to think of it, lately you've been awfully quiet about global warming, too.