Do Campaign Ads Polarize? Evidence from 2020–2024 U.S. Elections

• In Event: Advertising and Campaign Strategy

Brief Overview

The project examines whether exposure to political campaign advertising increases affective polarization, combining detailed television ad data from 2020–2024 elections with weekly panel surveys, leveraging media-market boundaries for identification.

Authors

• Shun Yamaya, Stanford University

• Brian Wu, Stanford University