Is a person who is an only child more likely to be narcissistic?

While it is often thought that only childs are narcissistic, research finds that they are no more so than children with siblings. — PP

New German research has found that the popular stereotype that only children are more narcissistic than children with siblings may not actually be true.

Carried out by researchers at the University of Leipzig and University of Münster, the new study looked at 556 adults with an average age of 46.3 years.