5David S.Evans,Richard Schmalensee.Some Economic Aspects of Antitrust Analysis in Dynamically Competitive Industries[].INNOVATION POLICY AND THE ECONOMY.2002
6Douglas H,Ginsburg,Joshua D.Wright.Dynamic Analysis and the Limits of Antitrust Institutions[].ANTITRUST LJ.2012
8National Telecommunications,Information Administration.Household’’s Internet Connection Type. http://www.ntia.doc.gov/files/ntia/publications/table_householdinternetconnection2001.pdf . 2001
9Compete.com.Overview of Data Methodology and Practices. http://media.compete.com/site_media/upl/img/Compete_Data_Methodology_3.pdf .
10National Telecommunications and Information Administration.Households with Internet. http://www.ntia.doc.gov/files/ntia/publications/table_householdinternet2001.pdf . 2001