Explaining current fertility dynamics in tropical Africa from an anthropological perspective: a cross-cultural investigation

Cross-Cultural Research Vol/Iss. 50(3) SAGE Publications Published In Pages: 251-280
By Korotayev, Andrey V., Zinkina, Julia, Goldstone, Jack, Shulgin, Sergey


Plow agriculture will be negatively associated with family size (261).


Relationship remains significant at the 0.05 level when controlling for political complexity, social stratification, and urbanization. Distribution of large family sizes in complex agricultural societies in tropical Africa is significantly higher than in Asia and North Africa (p < 0.001, rho = 0.39).


Test NameSupportSignificanceCoefficientTail
Multinomial Logistic RegressionSupportedp < 0.001UNKNOWNUNKNOWN


Variable NameVariable Type OCM Term(s)
Family SizeDependentHousehold
Plow AgricultureIndependentTillage, Agricultural Machinery