1. Alberto Abadie. 2005. Semiparametric difference-in-differences estimators. The review of economic studies 72, 1 (2005), 1–19.
2. Saleem Alhabash and Mengyan Ma. 2017. A tale of four platforms: Motivations and uses of Facebook, Twitter, Instagram, and Snapchat among college students?Social media+ society 3, 1 (2017), 2056305117691544.
3. The appeal to emotions in the discourse of populist political actors from Spain, Italy, France and the United Kingdom on Twitter
4. Claire Anderson. 2021. An Emoji For Your Thoughts. Medium (2021).
5. Thinking Fast and Furious: Emotional Intensity and Opinion Polarization in Online Media