Variable Details:


Venkatesh, Viswanath, Fred D. Davis, and Gordon B. Davis (2003), "User Acceptance of Information Technology: Toward a Unified View ", MIS Quarterly, 27, 425-478.



  • Perceptions of internal and external constraints on behavior and encompasses self-efficacy, resource facilitating conditions, and technology facilitating conditions.


  • I have control over using the system
  • I have the resources necessary to use the system.
  • I have the knowledge necessary to use the system.
  • Given the resources, opportunities and knowledge it takes to use the system, it would be easy for me to use the system.
  • The system is not compatible with other systems I use.