Editing Human migration (section)

=== Push and pull ===
Demographer Everett S. Lee's model divides factors causing migrations into two groups of factors: push and pull. Push factors are things that are unfavourable about the home area that one lives in, and pull factors are things that attract one to another host area.<ref>{{cite journal |jstor=2060063 |title=A Theory of Migration |journal=Demography |first=Everett S. |last=Lee |year=1966 |volume=3 |issue=1 |pages=47–57 |doi=10.2307/2060063 |s2cid=46976641 |doi-access=free}}</ref><ref>Guido Dorigo, and Waldo Tobler, "Push-pull migration laws." ''Annals of the Association of American Geographers'' 73.1 (1983): 1-17 [https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=9fc54ac2a2b06286b10ebf873e6a227b4bf43953 online]</ref>

'''Push factors''':
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* Not enough jobs
* Few opportunities
* Conscription (draft young men into army)
* Famine or drought
* Political fear of persecution
* Poor medical care
* Loss of wealth
* Natural disasters
* Death threats
* Desire for more political or religious freedom
* Pollution
* Poor housing
* Discrimination
* Poor chances of marrying
* War or threat of invasion
* Disease
{{Div col end}}
'''Pull factors''':
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* Job opportunities
* Better living conditions
* The feeling of having more political or religious freedom
* Enjoyment
* Education
* Better medical care
* Attractive climates
* Security
* Family links
* Industry
* Better chances of marrying
{{Div col end}}