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The factors of production are:
1- Land
2- Capital
3- Labour
4- Enterprise
The first two are Non-human Factors while Labour and Enterprise are two human factors.
The three human factors are
1-Availability of cheap labours
2- Availability of Markets and Traders
3-Empty areas in terms of population.
Human Factors - journal - was created in 1964.
1, 2, 3, 5, 7, 11, 13
human factors that afect river is also polluntion