About Me
I am a PhD candidate in Economics at Yale University. I am on the 2026–27 job market.
My research fields are Industrial Organization, Energy/Environmental and Development Economics . My work combines reduced-form empirical methods with structural modeling.
Email: gabriel.santamarina@yale.edu
Office: Department of Economics, Yale University, New Haven, CT 06520-8268
Working Papers
Infrastructure Provision and Payment Evasion: Evidence from Energy Distribution in Brazil (August 2026) — Job Market Paper
Signaling in the Age of AI: Evidence from Cover Letters [arxiv], with Jingyi Cui and Justin Ye (September 2025) — R&R at Journal of Labor Economics
Work in Progress
Specific Investment and Contract Design: Evidence from Public Transportation, with Guillermo Diaz, Kei Kawai, and Andre Trindade (2026)
Teaching
- Microeconomic Theory (Intensive), Yale University, Fall 2025 — Teaching Fellow
- Introduction to Macroeconomics, Yale University, Spring 2025 — Teaching Fellow
- Game Theory (Summer), Yale University, Summer 2023–2025 — Teaching Fellow
- Intermediate Microeconomics, Yale University, Fall 2023–2024 — Teaching Fellow
- Macroeconomics (MBA), FGV-EPGE, 2020 — Teaching Assistant
- Statistics I and II (PhD), FGV-EPGE, 2019 — Teaching Assistant