Hagger, M. S., Wood, C., Stiff, C., &Chatzisarantis, N. L. (2010). Ego depletion and the strength model of self-control: a meta-analysis.
According to the strength model, self-control is a finite resource that determines capacity for effortful control over dominant responses and, once expended, leads to impaired self-control task performance, known as ego depletion. A meta-analysis of 83 studies tested the effect of ego depletion on task performance and related outcomes, alternative explanations and moderators of the effect, and additional strength model hypotheses. Results revealed a significant ...