General practitioners' views on key factors affecting their desired income: A principal component analysis approach

↑What is "already known" in this topic: According to some health economists, physicians, as the main providers of health care services, behave based on their desired income.In this regard, a key unanswered conceptual question is how physicians set their income targets.→What this article adds: A valid and reliable instrument was developed to assess the main factors related to physicians' economic behavior.The developed questionnaire and the main extracted principal components can be used for a better understanding of how physicians set their target income.