A new measure of issue polarization using k -means clustering: US trends 1988–2024 and predictors of polarization across the world

Key Points

• Issue polarization is analyzed using k-means clustering across a timeline, highlighting significant trends.
• The study examines trends from 1988 to 2024, assessing various predictors of polarization worldwide.
• Utilizing advanced clustering techniques, the research provides insights into polarization dynamics across nations.
• Findings suggest that understanding issue polarization can inform policy responses to societal divisions.