Context

Context: Barcode Scanner and Radio Frequency Identification (RFID) Reader

Note: This list contains all the constructs (and corresponding measuring variables) as defined by the authors when proposing/using/applying the theories/models in the selected context. It also includes the scales used to measure the variables.

• Construct (Theory/Model): Intention to Use (Use) (TAM)

  Indicator	Scale	Reference(s)
  I would use mobile shopping to shop in the store.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  I intend to use mobile shopping the next time I see it in the store.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  I will not use mobile shopping the next time I see the system in the store.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)

• Construct (Theory/Model): Perceived Ease of Use (TAM)

  Indicator	Scale	Reference(s)
  My interaction with mobile shopping in the store was clear and understandable.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  It was easy for me to become skillful at using mobile shopping in the store.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  I found mobile shopping easy to use in the store.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  Learning to operate mobile shopping in the store was easy for me.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)

• Construct (Theory/Model): Perceived Usefulness (TAM)

  Indicator	Scale	Reference(s)
  I found using mobile shopping in the store to be useful.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  Using mobile shopping in the store added value to my shopping experience.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  The experience of using mobile shopping in the store was useful to me.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)
  I believe that the experience of using mobile shopping in the store added value to the overall service.	Scale 1 to 7	(Venkatesh, Aloysius, Hoehle, & Burton, 2017)