Human capital flight
Human capital flight describes the movement of highly trained individuals from one country to another. The term brain drain refers to the negative economic impact on the sending nation when skilled workers leave. Conversely, brain gain describes the positive benefits received by the destination country. Albert Einstein emigrated to the United States to escape Nazi persecution and became a prime example of this phenomenon. Research indicates that the net effects depend heavily on whether the home country has a surplus or shortage of specific professionals. When a region lacks enough doctors or engineers, their departure creates critical gaps in essential services. However, if there is an oversupply of graduates, their exit can actually improve opportunities for those who remain. This dynamic challenges the simple assumption that all migration is harmful to the origin state.
The Royal Society coined the phrase brain drain to describe the exodus of scientists and technologists from post-World War II Europe. They used this terminology to track the flow of talent toward North America during the late 1940s. Another source suggests the term first appeared in the United Kingdom regarding Indian scientists and engineers. Joel Spring published Globalization of Education in 2009, documenting how these definitions evolved over time. Originally focused on technology workers leaving a single nation, the meaning expanded to include any educated professional moving for better pay. The concept now covers departures from one economic sector to another as well. Some scholars argue against using the term because it implies skilled emigration is inherently bad for the sending country. They prefer neutral alternatives like human capital flight to avoid negative bias in academic discourse.
Economist Michael Clemens states that restrictions on high-skill emigration do not reduce shortages in countries of origin. Development economist Justin Sandefur found no empirical evidence showing migration limits contribute to development. Remittances sent home by migrants often increase living standards significantly in developing nations. In Haiti, adult Haitians living in OECD countries sent about $1,700 per migrant annually back home. This amount exceeds double Haiti's per capita GDP of $670 at the time. A study on remittances to Mexico showed they increased public service availability beyond government spending in some localities. Research indicates that eliminating barriers to migration could boost world GDP between 67% and 147.3%. Emigrants also boost foreign direct investment back to their home countries through trade links. A 2014 survey found that a ten percent emigrant supply shock increases wages in the sending country by two to five point five percent. However, an IMF study concluded that emigration from Eastern Europe slowed convergence in per capita income between rich and poor EU members.
Research suggests that emigration can have positive effects on political institutions and democratization within the country of origin. Exposure to emigrants boosts voter turnout rates according to multiple studies. Remittances sent home lower the risk of civil war occurring in the source nation. Migration leads to reduced levels of terrorism globally. Return migration from countries with liberal gender norms transfers those values back to the home country. A 2009 study found that foreigners educated in democracies foster democracy in their home nations. Leaders who were educated in Western countries are significantly more likely to improve their country's prospects for implementing democracy. A 2016 study revealed that Chinese immigrants exposed to Western media became more critical of their government's performance. Remittances decreased corruption in democratic states according to a 2014 study. The emigration of women in rural China reduces son preference as noted in a 2015 study. These findings suggest that the movement of people carries ideological benefits alongside economic ones.
Albert Einstein emigrated permanently to the United States in 1933 to escape Nazi persecution. Sigmund Freud decided to emigrate to London, England in 1938 after the Anschluss. Enrico Fermi left Italy in 1938 even though he was not Jewish himself because his wife Laura was. Niels Bohr fled Denmark in 1943 when his mother was identified as Jewish. The great purge of 1933 expelled academics ending up in the United States, Canada and the United Kingdom. German universities suffered a loss of 20.5% of their teaching staff after the Nazi seizure of power. About 70% of fired scientists lost their position due to Jewish or non-Aryan ancestry. Twenty percent were fired for political reasons. Over 60% of fired scientists emigrated, meaning Germany lost top talent disproportionately. Twenty-four Nobel laureates fled either Germany or Austria because of Nazi persecution. Hungarian scientists formed groups known as Martians who escaped to the United States during World War II. They included Theodore von Kármán and John von Neumann who developed the atomic bomb. After the revolution of 1956 many Hungarians like Ferenc Pavlics left to create vehicles like the Lunar Roving Vehicle.
Ethiopia lost 75% of its skilled workforce between 1980 and 1991 according to UNDP data. South African Deputy President Thabo Mbeki called for intellectuals to return from Western Europe and North America in 1998. Ghana currently has about 3,600 doctors with one doctor per 6,700 inhabitants compared to one per 430 in the US. Up to 68% of trained medical staff left Ghana between 1993 and 2000. The Philippines became the largest supplier of nurses to the United States since the 1960s. In 1965, the US introduced a new occupational clause encouraging migration into sectors experiencing shortages. Studies show that 13,500 nurses or 85% of all Filipino nurses had left the country by the early 1980s. Private nursing schools multiplied from 17 programs in 1950 to 140 in 1970. Average monthly wages for Philippine nurses at home were $70 to $140 while those in the US earned $800 to $400. Iran ranked first in brain drain among 61 developing countries in 2006 according to the IMF. Over 150,000 Iranians emigrated in the early 1990s with 25% residing in OECD nations.
Common questions
What is human capital flight and how does it differ from brain drain?
Human capital flight describes the movement of highly trained individuals from one country to another. The term brain drain refers specifically to the negative economic impact on the sending nation when skilled workers leave.
When did Albert Einstein emigrate to the United States and why did he move?
Albert Einstein emigrated permanently to the United States in 1933 to escape Nazi persecution. He became a prime example of this phenomenon as a highly trained individual moving for safety.
Who coined the phrase brain drain and when was it first used?
The Royal Society coined the phrase brain drain to describe the exodus of scientists and technologists from post-World War II Europe. They used this terminology to track the flow of talent toward North America during the late 1940s.
How much money do adult Haitians living in OECD countries send home annually?
Adult Haitians living in OECD countries sent about $1,700 per migrant annually back home. This amount exceeds double Haiti's per capita GDP of $670 at the time.
What percentage of German teaching staff was lost after the Nazi seizure of power?
German universities suffered a loss of 20.5% of their teaching staff after the Nazi seizure of power. About 70% of fired scientists lost their position due to Jewish or non-Aryan ancestry.