The biggest disadvantage of brain drain is the depletion of talent from the native nation which may badly need their skills and talent. It is the migration of country’s intellect which may have otherwise served their motherland and contributed to its prosperity.
Thus, this brain drain or ‘Human Capital Flight’ as it may be called, becomes a threat to the growth of countries which lose the human resources, rich in technical skills or knowledge. This has also increased the disparity in the economic and social prospects of the countries across the world .The rich and developed nations grow richer and prosperous while the developing or underdeveloped nations stay poorer and backward.
Brain drain is a global phenomenon affecting the developing nations. The disadvantage is seen as an economic cost as a part of the training and the education cost which is sponsored by the government is also taken away with their emigration. Thus the country which experiences the drain of skilled resources faces the getaway of financial capital also.
Brain drain isn’t a problem of this era only. Even in medieval times, the conquerors attacked the nation for gold and other wealth and took people of talent and knowledge with them. This problem became pronounced after Second World War when progressive nations like USA, the erstwhile U.S.S.R. and Germany etc. began to make significant advancements in technology and scientific research attracting talent from foreign nations. Thus men of talent began migrating from less developed nations to these countries.
The reasons of brain drain are many including the lack of opportunity, political instability, health risks and many more. Many students leave their native nations for