With three, six-point Likert-type items, this scale is intended to measure a person's beliefs regarding the malleability of traits and attributes related to things in the world (self, others, and the environment). At one extreme, some believe that the world is uncontrollable and fixed while at the other extreme there are people who view people and things as changeable and adaptive.
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!