Talking Across the Aisle
Luca Braghieri,
Peter Schwardmann and
Egon Tripodi
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Luca Braghieri: Bocconi University
Peter Schwardmann: Carnegie Mellon University
No 575, Rationality and Competition Discussion Paper Series from CRC TRR 190 Rationality and Competition
Abstract:
We conduct an experiment that engages U.S. Democrats and Republicans in video conversations about policy-relevant facts. We study self-selection into conversations and their effect on information aggregation and affective polarization. Participants prefer co-partisan conversations, believing cross-partisan conversations to be less informative and less pleasant. There is more to learn from counter-partisans, but participants find it harder to extract knowledge from them. Our rich audiovisual data reveal that co- and cross-partisan conversations are strikingly similar in content and tone. Yet, knowledge extraction is impeded by participants' persistent lack of trust in the knowledge of counter-partisans. In contrast, cross-partisan interactions prove more enjoyable than anticipated and significantly reduce affective polarization, an effect that persists in an obfuscated follow-up survey three months later. More emotionally engaged conversations produce larger reductions in affective polarization. Policies encouraging cross-partisan interactions may be more successful at reducing affective polarization than at promoting information aggregation.
Keywords: cross-partisan interactions; partisan sorting; echo chambers; information diffusion; affective polarization; misperceptions (search for similar items in EconPapers)
JEL-codes: C93 D83 D9 (search for similar items in EconPapers)
Date: 2026-06-02
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Working Paper: Talking across the Aisle (2024) 
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Persistent link: https://EconPapers.repec.org/RePEc:rco:dpaper:575
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