We value things much higher if we created them(even partially).
We overestimate our own perspective.
People's choices can change based on how the question is framed or worded.
We want to keep a thing we own more than we want to get the same thing when we don't own it.
This is a psychological pattern in which an individual doubts their skills, talents or accomplishments and has a persistent internalized fear of being exposed as a 'fraud'.