User:Nick Gardner /Sandbox

Social capital then emerges in the form of expectations that others will reciprocate in response to co-operative initiatives; and it can spread through the community as more and more people become aware of the advantages of cooperation.

whether or not co-operation takes root will depend on the pre-existing set of social and political relations in the community and on the degree of inequality and polarization suffered by society . Robert Axelrod, The Evolution of Cooperation (New York: Basic Books, 1984).

Social Capital: Explaining Its Origins and Effects on Government Performance CARLES BOIX AND DANIEL N. POSNER British Journal of Political Science (1998)