The word that should be in the blank space is "locus of control".
"Locus of Control" is a term used in personality psychology that refers to the degree that people believe they have control over the outcome of events in their lives.
Self-Efficacy is an individual's belief in his ability to achieve the goals he or her has set. This includes the ability to overcome obstacles and the determination this individual has to sustain this behavior in time.
Both terms refer to a person's capacity to direct his or her actions in order to achieve the objectives or desired outcomes.