Social media data

The Power of Message Networks: A Big-Data Analysis of the Network Agenda Setting Model and Issue Ownership

The Power of Message Networks: A Big-Data Analysis of the Network Agenda Setting Model and Issue Ownership

Abstract This article presents an empirical study that tests a new concept, “issue ownership network,” which is based on the network agenda setting (NAS) model and the theory of issue

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Social Media Big Data

Big Questions for Social Media Big Data: Representativeness, Validity and Other Methodological Pitfalls

Abstract: Large-scale databases of human activity in social media have captured scientific and policy attention, producing a flood of research and discussion. This paper considers methodological and conceptual challenges for

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