Toward an ecological-evolutionary theory of the incidence of warfare in preindustrial societies

Sociological Theory Vol/Iss. 21 Published In Pages: 18-30
By Nolan, Patrick D.


Population pressure, indicated by above-median population density for a given subsistence type, will be positively associated with warfare (27).


Population pressure is associated with increased warfare for hunter-gatherer (p = 0.034) and agrarian societies (p = 0.066) but not horticulturalists.


Test NameSupportSignificanceCoefficientTail
Likelihood chi-squarePartially supportedUNKNOWNUNKNOWNUNKNOWN