Which Article Should I choose?

This article is from a very reliable source but its a cliche topic...
http://www.thestar.com/Business/article/180613
This article is not so reliable, but it is an interesting topic
http://www.thelibertypapers.org/2007/02/25/funding-government-through-externality-payments/
Finally, this article is extremely interesting, but the site might be a little unreliable, I want to do it on this one but I am not sure if this is acceptable:
http://www.heartland.org/Article.cfm?artId=20616