Social Media

Polarization, News Sharing, and Gatekeeping: A study of the Bolsonaro Election

The increasing importance of news sharing as a digital business model raises new questions about content creation in polarized environments. In this article, we propose a model where news organizations, concerned with maximizing market shares, select …

News by popular demand: Ideology, Reputation, and Issue Attention in Social Media News Sharing

In this article we describe a method to estimate the determinants of news sharing in social media. We model news sharing as a function of three behavioral parameters that describe the (i) ideological (cognitive) congruence between the users and the …