Introduction: Despite the importance of specialized manpower in leading a country's economy, statistics show the departure of a large number of thinkers in various fields of science who for some reason prefer to live in developed countries to stay in their own country. In fact, brain drain represents the flow of human capital in which skills are transferred. Therefore, in this study, we will ex...

Introduction: Despite the importance of specialized manpower in leading a country's economy, statistics show the departure of a large number of thinkers in various fields of science who for some reason prefer to live in developed countries to stay in their own country. In fact, brain drain represents the flow of human capital in which skills are transferred. Therefore, in this study, we will ex...

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