I'm an applied microeconomist. My primary research focuses on structural changes in education markets, with special emphasis on Latin America.

I'm an Assistant Professor of Economics at Columbia University. I am also a Faculty Research Fellow at NBER and a Research Affiliate at IZA. I completed my PhD at Stanford in 2022 and spent a year as a postdoctoral researcher at UC Berkeley. You can reach me at so2699 [at] columbia [dot] edu.

I'm an applied microeconomist. My primary research focuses on structural changes in education markets, with special emphasis on Latin America.

I'm an Assistant Professor of Economics at Columbia University. I am also a Faculty Research Fellow at NBER and a Research Affiliate at IZA. I completed my PhD at Stanford in 2022 and spent a year as a postdoctoral researcher at UC Berkeley. You can reach me at so2699 [at] columbia [dot] edu.

Publications

1. Equilibrium Effects of Food Labeling Policies

with Nano Barahona and Cristóbal Otero
Econometrica, 91(3), May 2023, 839-868 🍟

2. The Effects of Drinking and Driving Laws on Car Crashes, Injuries, and Deaths: Evidence from Chile

with Tomás Rau
Accident Analysis and Prevention, 106, September 2017, 262-274 🐙  

Working Papers

1. Equilibrium Price Responses to Targeted Student Financial Aid

with Nano Barahona and Cauê Dobbin
Status: May 2025 — submitted

2. The Effects of Widespread Online Education on Market Structure and Enrollment

with Nano Barahona, Joaquín Fuenzalida, and Cauê Dobbin
Status: March 2025 🤖

3. Food Labeling Policies: Aggregate Impacts and Heterogeneity Across Categories

with Nano Barahona, Cristóbal Otero, and Joshua Kim
Status: September 2025 — submitted

4. The Global Gender Gap in STEM Applications: Pipeline vs. Choice

with I. Ahimbisibwe, A. Altjmed, G. Artemov, A. Barrios-Fernández, A. Bizopoulou, M. Kaila, J. Liu, R. Megalokonomou, J. Montalbán, C. Neilson, J. Sun, and X. Ye
Status: August 2025 — submitted

5. Affirmative Action in Centralized College Admissions Systems

with Nano Barahona and Cauê Dobbin
Status:  September 2023
Winner of the Claire and Ralph Landau Prize 2022

6. Skin in the Game: College's Financial Incentives and Student Outcomes

with Nano BarahonaCauê Dobbin, Hanson Ho, and Constantine Yannelis
Status: October 2023

7. The Equilibrium Effects of Public Provision in Education Markets

with Michael Dinerstein, Daniel Morales, and Christopher Neilson
Status: September 2023

Work in progress

Equalizing the Great Equalizer: The Long-run Consequences of School Funding Reforms

with Claire Montialoux and Roberto Hsu Rocha

Demand Shocks and Firm Dynamics: Evidence from Government Procurement Lotteries

with Marvin Cardoza, Michael Dinerstein, and Christopher Neilson