Homophily — our tendency to surround ourselves with others who share our perspectives and opinions about the world — is both a part of human nature and an organizing principle underpinning many of our digital social networks. However, when it comes to politics or culture, homophily can amplify tribal mindsets and produce “echo chambers” that degrade the quality, safety, and diversity of discour...

in recent years, the issue of globalization has become the focus of researchers and policymakers. there are some indicators to measure and evaluate globalization in different countries. the kof index is the most famous index which measure three aspects of globalization: economic, political, and social. in this paper, the impact of globalization on the building human resource (bhr) among the 56 ...

Social Complexity, Learning and International Political Economy, With Illustrations from the Political Economy of Trade Policy Complexity is an essential element of the political economic environment. This fact implies that ignorance and learning will affect the dynamics of that environment. This paper surveys recent work from decision theory, game theory, and economics that seeks to formalize ...

OBJECTIVE To analyze whether the relationship between income inequality and human health is mediated through social capital, and whether political regime determines differences in income inequality and social capital among countries. METHODS Path analysis of cross sectional ecological data from 110 countries. Life expectancy at birth was the outcome variable, and income inequality (measured b...

An influential thesis often associated with De Tocqueville views social mobility as a bulwark of democracy: when members of a social group expect to join the ranks of other social groups in the near future, they should have less reason to exclude these other groups from the political process. In this paper, we investigate this hypothesis using a dynamic model of political economy. As well as fo...

The emergence of social media has led scholars to focus on its effects on mass behavior and protest. A key understudied question is what explains the variation in the adoption and use of social media by world leaders? Social media, and in particular Twitter and Facebook, have emerged as important, new channels for political communication. By the end of 2014, over 76% of world leaders had an act...

'A revolution', writes Samuel P. Huntington in Political Order in Changing Societies, 'is a rapid, fundamental, and violent domestic change in the dominant values and myths of a society, in its political institutions, social structure, leadership, and government activities and policies'.' In The Two Tactics of Social Democracy in the Democratic Revolution, Lenin provides a different, but comple...

Previously we and others have shown evidence for genetic influences on political attitudes and sociodemographic indicators (Martin 1987; Posner et al. 1996; Truett et al. 1992; Eaves et al. 1999). However, the nature of the relationship between political attitudes, social indictors and voting behavior has not been investigated. While heritability estimates for social and political attitudes hav...