Economics | Digital Markets | Computational Methods
Hi, I am Si Hao Li.
I am a PhD candidate in Economics at Telecom Paris (CREST), with research interests in Industrial Organization, Digital Economics, Economics of Innovation, and Text-as-Data methods.
Research Snapshot
My current work studies platform competition, pricing in digital goods, interoperability, and knowledge transfer between science and industry. I also develop computational tools for empirical research, including text analysis and LLM-assisted annotation workflows.
Core Topics
- Industrial Organization and digital platform economics
- Competition policy and market design in digital settings
- Economics of innovation and science-industry collaboration
- Computational social science and NLP applications
Methods
- Econometrics and applied empirical analysis
- Text-as-Data and Structural Topic Models
- Python and R workflows for reproducible research
- Survey design and mixed-method research
Selected Work
Working Papers
- From angel investors to venture capital: fundraising pathways in professional esports teams (conditionally accepted, 2025)
- Second-Degree Price Discrimination in Digital Goods: Grey Markets and Conflict (2025)
- Co-invention and knowledge transfer in science-industry collaboration (2025)
- What are economists telling us in the top 5? A Structural Topic Models approach (2024)
Teaching
- TA, Macroeconomics I, Universite Paris Pantheon Sorbonne (2025)
- TA, History of Economic Thought, Universite Paris Pantheon Sorbonne (2024)
- TA, Microeconomics I, Universite Paris Cite (2025)
- Lecturer, Applied Industrial Organization, IONIS Group (2024-2025)
Skills
- Languages: French (C2), Chinese (C1), English (C1), Spanish (A2)
- Advanced: Python, R, LaTeX, QGIS, Office tools
- Intermediate: SQL, Stata, Tableau, Magrit
- Beginner: Dynare, Julia
Contact
You can reach me at si.li@ip-paris.fr or explore more materials via sihaoli.com.