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Researchers need to consider all costs with sample size prior to final decisions.
Brain Drain
The emigration of highly trained or intelligent people from a particular country, often due to lack of opportunities or political instability.
Human Capital
The economic value of a person's experience and skills, including education, training, intelligence, skills, health, and other things employers value.
Low-income Countries
are nations with a gross national income (GNI) per capita below a certain threshold defined by international institutions like the World Bank.
High-income Countries
Nations with a high gross national income per capita compared to other countries.
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