In modern society, "the public" is inevitably a mediated sphere as only media can bridge its spatial, temporal and topical diversity. While this media has traditionally been mass media (one-to-many), the arrival of the Internet has popularised meso media (many-to-many). In that context, the...

This study examined multiple factors associated with the process of public opinion including relevant predispositions, media use, interpersonal discussion, and perceptions of community opinion in order to test a theoretical model of public opinion. We conceptualized these factors as...

Social media not only is a new channel to obtain financial market information but also becomes the venue for investors to share and exchange investment ideas. We examine the performance consequences of providing monetary incentive to both existing and new amateur analysts on social media and its...

How does the allocation of refugees in geographic proximity affect natives' engagement with the refugee topic? In this study I investigate this question, leveraging the recent increase in refugee numbers in Germany and the subsequent opening of large refugee facilities. Relying on a large random...

This study uses Twitter data to provide a more nuanced understanding of the public reaction to the 2011 reform to the propane gas subsidy in El Salvador. By soliciting a small sample of manually tagged tweets, the study identifies the subject matter and sentiment of all tweets during six...