6Jay G.Blum ler and Dennis Kavanagh The Third Age of Political Communication Influences and Features[M]//In Denis M Quail(Eds),Mass Communication II,Sage Publication,2007.
7Bagozzi.R.P.Marketing as exchange[J].Journal of Marketing,1975(4).
8Luhmann,N.Familiarity,confidence,trust:problems and alternatives[M]//D.Gambetta(ed.),Trust:Making and Breaking Cooperative Relations,Oxford:Basli Blackwell,1988.
9Baber,B.The Logic and Limits of Trust[M].New Brunswick,New Jersey:Rutgers University Press,1983.