The declining intensity of any activity, process, or function with increasing distance from its point of origin.
A point on a scatter diagram that is roughly in line with the main trend but is separated from the main group of points because of its extremely high or low value NOT OUTLIER since are close to the best-fit line.
A model to predict spatial interaction, where size is directly related to interactions and distance.
A move across international borders.
A permanent change in residence to outside one's community of origin.
Migration that runs opposite to a migration stream.
The tendency for certain types of people to move.
A well-defined migration channel from a specific origin to a particular destination.
Net Migration Rate
The percentage gain or loss of population due to migration. It is calculated as in-migrants minus out-migrants divided by total population, all times 100. Positive numbers indicate net gain; negative numbers indicate net loss.
Point on a scatter diagram that lies far off the trend line.
Reasons to move to a particular place.
Reasons to move from a particular place.
A person who is outside of his or her country due to a well-founded fear of persecution and who is unwilling to return.
money migrants send back to family and friends in their home countries.
The difference between the observed value of the response variable and the value predicted by the regression line.
A scatter of dots showing he relationship between two variables.
The movement of people, goods and ideas within and across geographic space.
Remittances from foreign lands to the U.S. The struggling migrant asking back home for money.
Migration with a closed route and is repeated annually or seasonally. Usually lasts a few weeks to a couple months.
Motion that recurs over and over and the period of time required for each recurrence remains the same.
The space within which daily activity occurs.
Movement among a definite set of places. Ex of cyclic movement.
A common type of periodic movement involving millions of workers in the United States and tens of millions of workers worldwide who cross international borders in search of employment and become immigrants, in many instances.
The seasonal migration of livestock between mountains and lowland pastures.
Another common form of periodic movement involving as many as 10 million US citizens in a given year, including military personnel and their families, who are moved to new locations where they will spend tours of duty lasting up to several years.
Permanent movement from one country to another.
Movement of individuals into an area occupied by an existing population.
Human migration flows in which the movers have not choice but to relocate.
Permanent movement within a particular country.
Permanent movement undertaken by choice.
Laws of Migration
Developed by British demographer Ernst Ravenstein, 5 laws that predict the flow of migrants.
Migration to a distant destination that occurs in stages, for example, from farm to nearby village and later to town and city.
The presence of a nearer opportunity that greatly diminishes the attractiveness of sites farther away.
The act of a government sending a migrant out of its country and back to the migrant's home country.
Types of push or pull factors that influence a migrant's decision to go where family or friends have already found success.
Migration of people to a specific location because relatives or members of the same nationality previously migrated there.
Phenomenon whereby different patterns of chain migration build upon one another to create a swell in migration from one origin to the same destination.
Migration occurring at the scale of the world, in a global setting.
A person examining a region that is unknown to them.
Process of expanding economic markets by invading and establishing control over a weaker country and its people.
Interactions occuring within a region, in a regional setting.
Islands of Development
Place built up by a government or corporation to attract foreign investment and which has relatively high concentrations of paying jobs and infrastructure.
The process of forcing Russian culture on all ethnic groups in the Russian Empire.
Legal immigrant who has a work visa, usually short term.
Internally Displaced Persons
People who have been displaced within their own countries and do not cross international borders as they flee.
Place of refuge or shelter.
The deliberate destruction of a group of people.
Laws and regulations of a state designed specifically to control immigration into that state.
In reference to migration, laws that place maximum limits on the number of people who can immigrate to a country each year.
Process to control immigration in which individuals with certain backgrounds (i.e. criminal records, poor health, or subversive activities) are barred from immigrating.
Reintegrating employees into their home-country operations following an international assignment.