In this chapter, we develop a theoretical framework that explains how blogs can be categorized based on audiences’ perceptions and how bloggers use different strategies to shape or shift their audiences’ perceptions and increase the persuasiveness of their messages. We posit that bloggers...

We use variation in wind speeds at surfing locations in Switzerland as exogenous shifters of users' propensity to post content about their surfing activity onto an online social network. We exploit this variation to test whether users' online content generation activity has a causal effect on...