The frequency of warfare: an evolutionary perspective

Sociological Inquiry Vol/Iss. 47 Published In Pages: 49-58
By Leavitt, Gregory C.


The evolution of societies will be positively associated with increasing differentiation (53-54)


In this case, the differentiation process is defined as the following 5 variables and measures: stratification (class structure), economy (metal working), economy (weaving), polity, and societal scale (settlement size). See pages 53-55 for correlations.


Test NameSupportSignificanceCoefficientTail
Spearman’s rank-order correlationSupportedUNKNOWNUNKNOWNUNKNOWN