Comments on: Opening Up the Keyword Based Advertising Market http://nsdl.library.cornell.edu/websites/expertvoices/info2040/archives/1923 This is a supplemental blog for a course which will cover how the social, technological, and natural worlds are connected, and how the study of networks sheds light on these connections. Fri, 08 Mar 2013 14:27:21 +0000 http://wordpress.org/?v=2.3.3