Throughout the Western world, people's policy preferences are correlated across domains in a strikingly similar fashion. Based on a simple model, we propose that what partly explains the particular internal structure of political ideology is heterogeneity in moral universalism: the extent to...

This paper presents novel stylized facts about the global variation in universalism, leveraging nationally representative surveys across 60 countries (N=64,000). We find large variation in universalism within and across countries, which almost entirely reflects heterogeneity in people’s moral...