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  2. Rescue effect - Wikipedia

    en.wikipedia.org/wiki/Rescue_effect

    On the other hand, if immigration and colonization rates are low relative to extinction rates, meaning more individuals of a population die comparing to the newly arrived ones, the rescue effect is small. It can also be concluded that the insular isolation should be inversely related to the turnover rate of the population inhabiting the island.

  3. Scientific racism - Wikipedia

    en.wikipedia.org/wiki/Scientific_racism

    Scientific racism was also used as a justification for the Emergency Quota Act of 1921 and the Immigration Act of 1924 (Johnson–Reed Act), which imposed racial quotas limiting Italian American immigration to the United States and immigration from other southern European and eastern European nations. Proponents of these quotas, who sought to ...

  4. Sociology of immigration - Wikipedia

    en.wikipedia.org/wiki/Sociology_of_immigration

    The sociology of immigration involves the sociological analysis of immigration, particularly with respect to race and ethnicity, social structure, and political policy. Important concepts include assimilation , enculturation , marginalization , multiculturalism , postcolonialism , transnationalism and social cohesion .

  5. Edward Murray East - Wikipedia

    en.wikipedia.org/wiki/Edward_Murray_East

    He was strongly influenced by the work of Thomas Malthus, especially Essay on the Principle of Population (1798). [5] [6] This influence led East to create many of his ideas concerning birth control and immigration policy. He applied many of the ideas that he had developed in his research on the applications of genetics to agriculture to his ...

  6. Opposition to immigration - Wikipedia

    en.wikipedia.org/wiki/Opposition_to_immigration

    A 2019 paper from Tel Aviv University identified economic competition, cultural competition, racial attitudes, and fear of crime as some of the most significant factors in opposition to immigration. [105] While much research has been conducted to determine what causes opposition to immigration, little research has been done to determine the ...

  7. Migration studies - Wikipedia

    en.wikipedia.org/wiki/Migration_studies

    One branch of research in migration studies involves the consideration of how migration, settlement, and diaspora interact with literature and the arts. For example, in a 2017 paper Dr Michelle Keown discussed how US military imperialism and Marshallese migration affected the poetry of Kathy Jetnil-Kijiner. [4]

  8. Effects of immigration to the United States - Wikipedia

    en.wikipedia.org/wiki/Effects_of_immigration_to...

    A 2011 paper found that both pro- and anti-immigration special interest groups play a role in migration policy. "Barriers to migration are lower in sectors in which business lobbies incur larger lobbying expenditures and higher in sectors where labor unions are more important."

  9. Exodus: How Migration Is Changing Our World - Wikipedia

    en.wikipedia.org/wiki/Exodus:_How_Migration_is...

    Exodus: How Migration is Changing Our World (titled Exodus: Immigration and Multiculturalism in the 21st Century for its UK release) is a 2013 book by the development economist Paul Collier about the way migration affects migrants as well as the countries that send and receive the migrants, and the implications this has for development economics and the quest to end poverty.