[6]Jupiter Research,“Internet Travel”June 2003
[7]2004 TNS Plog American Traveler Survey
[8]2004 TNS Plog American Traveler Survey
[9]Automotive News,May 24,2004,p25
[10]参考JD Power and Associates,November 8,2004。
[11]JDPower,“2002 New AutoshopperCom Study”(JD Power,West Lake Village,CA),October 2002
[12]由于数据获取方法存在着差异,所以就表2—4中由JD Power 所调研的数据而言,2000年和2001年的数据与2004年的数据不具有可比性。
[13]Maney,Kevin“The economy according to eBay,”USATodaycom,https://wwwusatodaycom/money/industries/retail/20031229ebaycover_xhtm December 2003
[14]“Four Nation Survey Shows Widespread but Different Levels of Internet Use for Health Purposes”Health Care News,v2,No11 (May 2002)Harris Interactive,2002
[15]“Four Nation Survey Shows Widespread but Different Levels of Internet Use for Health Purposes”Health Care News,v2,No11 (May 2002)Harris Interactive,2002
[16]“Four Nation Survey Shows Widespread but Different Levels of Internet Use for Health Purposes”Health Care News,v2,No11 (May 2002)Harris Interactive,2002
[17]Manhattan Research,Cybercitizen Health,vol 2,2002
[18]这是在美国食品药品管理局(FDA)对250位普通的实践人员和250位专家所进行的一项研究中得出的结论(Ad Age,January 20,2003,p6)。