3Ajzen I,Madden T J.Prediction of goal-directedbehavior:Attitudes, intentions, andperceived behavioral control[J].Journal ofexperimental social psychology,1986,22(5):453-474.
4Ajzen I.From intentions to actions:A theoryof planned behavior [M].Berlin: SpringerPress,1985.
5Bhattacherjee A.Acceptance of ecommerce services:the case of electronic brokerages[J].Systems, Man and Cybernetics, PartA: Systems and Humans, IEEE Transactionson,2000,30(4):411-420.
6Davis F D.Perceived usefulness,perceivedease of use, and user acceptance ofinformation technology [J].MIS quarterly,1989:319-340.
7Verhoef P C, Neslin S A, Vroomen B.Multichannel customer management: Understandingthe research-shopper phenomenon[J].International Journal of Research inMarketing,2007,24(2):129-148.