We measure trends in affective polarization in twelve OECD countries over the past four decades. According to our baseline estimates, the US experienced the largest increase in polarization over this period. Five countries experienced a smaller increase in polarization. Six countries experienced a decrease in polarization. We relate trends in polarization to trends in potential explanatory factors.
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© 2022 by the President and Fellows of Harvard College and the Massachusetts Institute of Technology
The President and Fellows of Harvard College and the Massachusetts Institute of Technology