Kinship, Cooperation, and the Evolution of Moral Systems

Kinship tightness will be positively correlated with in-group favoritism.

Test
Test Name	Support	Significance	Coefficient	Tail
OLS	Supported	p<0.001	1.27	`UNKNOWN`

Variables
Variable Name	Variable Type	OCM Term(s)
Tightness/looseness of kin relationships	Independent variable	Community Structure, Extended Families, Kin Groups, Residence
Internal violence	Dependent variable	Ingroup Antagonisms
External violence	Dependent variable	Warfare

Main Author	Published Year	Hypothesis	Supported	Variables Tested
Jackson, Joshua Conrad	2020	Kinship heterogeneity will be negatively associated with cultural tightness	Supported	2	Cite Related Hypotheses More By Author
Enke, Benjamin	2019	Kinship tightness will be negatively correlated with dependence on hunting and gathering.	Supported	2	Cite Related Hypotheses More By Author
Enke, Benjamin	2019	Kinship tightness will be positively correlated with pathogen stress (malaria stability).	Supported	2	Cite Related Hypotheses More By Author
Enke, Benjamin	2019	Kinship tightness will be negatively correlated with the presence of moralizing gods.	Supported	2	Cite Related Hypotheses More By Author
Enke, Benjamin	2019	Kinship tightness will be positively correlated with in-group loyalty.	Supported	2	Cite Related Hypotheses More By Author