defintions

• what's demography

  -study of a population

  -used to look at structure of society
• birth rate

  -births per capita (1000)

  -adjusted to population size
• total fertility rate

  -average number of children a woman will have throughout lifetime
• migration

  movement of people from one geographic area to another
• immigration 


  action of coming to live permanently in foreign country
• emigration

  action of leaving one's own country to settle permanently in another
• net migration

  difference between number of people moving into an area & number of people moving out
• migrant


  person who moves from one place to another
• citizen

  legally recognised subject / national of a state / commonwealth
• denizen

  person, animal or plant that lives / found in particular place
• helot

  most exploitable & exposable labour
• refugee


  person who's been forced to leave country

  -escape war, persecution or natural disaster

  -legally recognised
• asylum seeker

  person forced to flee country due to fear of persecution or for their safety at home

  -forced migrant