I started this blog because it will probably receive more visibility than one currently at Xanga.com I use the blog mainly to discuss applications of the "demand revealing process" and Vickrey-Clarke-Groves (VCG) mechanisms. The latter are of particular interest in online advertising discussed on my Xanga site. See Link Below. My main website is Public Goods, Good Government (see link below). Links: Ed Clarke's Xanga Blog Public Goods, Good Government The following site has a collection of interesting materials on how the existing online advertising system works and the issues involving "truthful revelation" through VCG mechanisms. Auctions and Inefficiencies in Online Advertising