American Public Media, Marketplace Tech Report, July 19, 2011 by John Moe
http://bit.ly/pk77W6
“If Amazon.com doesn’t have to charge a sales tax and Barnes & Noble does … than it becomes much cheaper for you as a consumer to purchase from Amazon, and Amazon has a significant price advantage. That’s partly why you see Barnes & Noble, Walmart, and lots of other big retailers that have physical locations sponsoring and trying to campaign for legislation to make sure that Amazon and other exclusively online retailers would be taxed.”