This paper analyzes stock returns for biotechnology firms after initial public offering (IPO) and explores the effect of social media-specifically, Twitter-on these returns. The results indicate positive yet insignificant cumulative average abnormal returns (CAARs) of 1.97% in the first 25 days...

In this essay, I examine and discuss the relationship between the market and the masses in light of recent retail-driven surges in the stock prices of firms like GameStop and AMC. Using two historical snapshots, I draw out similarities and differences between the way the collective power and...

This paper studies the role of narratives for macroeconomic fluctuations. We micro-found narratives as directed acyclic graphs and show how exposure to different narratives can affect expectations in an otherwise standard macroeconomic model. We capture such competing narratives in news media's...