We develop a modeling approach to explain demand for an online platform of user-generated content, and measure the impact of marketing activities on decisions to visit the platform and on decisions to create and buy content. The model explains individual-level choices as a function of consumer...

We measure the value of promotional activities and referrals by content creators to an online platform of user-generated content. To do so, we develop a modeling approach that explains individual-level choices of visiting the platform, creating, and purchasing content as a function of consumer...

We present an analysis of user conversations in on-line social media and their evolution over time. We propose a dynamic model that accurately predicts the growth dynamics and structural properties of conversation threads. The model successfully reconciles the differing observations that have...