http://manicprogrammer.com/cs/blogs/willeke/archive/2008/08/22/mr-sowell-goes-to-software.aspxThere is no need to attempt to determine the net effect of cities on costs in general. First of all, there is no such thing as costs in general. There are particular costs that matter differently to particular individuals and enterprises, and those individualsenCommunityServer 2.1 SP2 (Build: 61129.1)