The Marketing Scales website is a gold mine of information. It is the only source that helps me understand the psychometric quality of the instruments used in past research. I recommend that researchers bookmark this site . . . they will be back!
capability
The motivation a person has to feel talented and able to perform well is measured with four, seven-point items.
This scale has three, seven-point Likert-type items that measure a person’s belief that he/she has the capability to create a new life and pursue new goals.
How much something is believed to be characterized by traits such as skillfulness, capability, and efficiency is measured with six, seven-point uni-polar items. The scale is general in the sense that it has been used with respect to both individuals and organizations.
With eight, seven-point Likert-type items, the scale measures a person’s confidence in his/her capability to overcome challenges and perform tasks effectively in a wide variety of situations.
Four, seven-point Likert items are used to measure the degree of confidence a person has in his/her capability to learn a particular task and competently perform it.
Using four, seven-point uni-polar items, the scale measures how much a person is considered to be skillful and intelligent.
The degree to which a person believes there is a possibility that a certain unjust situation can be remedied is measured using three statements.
Three, seven-point items are used to measure the degree to which a person believes that he/she is not capable of rectifying a particular problem and preventing it from re-occurring. The implication is that the person is responsible for causing the problem. The scale is called "low" here to distinguish it from a companion measure in the study by Duhachek, Agrawal, and Han (2012) that focused on "high" self-efficacy.
Three items compose this scale which measures a person's belief that he/she can help others by purchasing free trade products.
The degree to which a person believes that the purchase of free trade products ensures that producers will receive fair compensation is measured in this scale with three items.
