I am an Assistant Professor of Economics at NYU Stern. Previously, I received my Ph.D. in Business Economics at Harvard in 2025.

I study industrial organization. You can download my CV here and reach me at j.gortmaker@nyu.edu. My office is 7-77 KMC at Stern.

Publications

Incorporating Micro Data into Differentiated Products Demand Estimation with PyBLP [Publication]
with Chris Conlon, Journal of Econometrics, 2025

Best Practices for Differentiated Products Demand Estimation with PyBLP [Publication] [Appendix]
with Chris Conlon, RAND Journal of Economics, 2020

Working Papers

Open Source Software Policy in Industry Equilibrium

Labor Reactions to Credit Deterioration: Evidence from LinkedIn Activity
with Jessica Jeffers and Michael Lee

Software

PyBLP: BLP Demand Estimation [Documentation] [Issues]
with Chris Conlon

PyHDFE: High Dimensional Fixed Effect Absorption [Documentation] [Issues]
with Anya Tarascina

Teaching Materials

Demand Estimation Mixtape Session [Intro] [Day 1] [Exercise 1] [Day 2] [Exercise 2] [Day 3] [Exercise 3]
with Ariel Pakes