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 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
May 2025

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

with Nano Barahona and Cauê Dobbin
November 2025 🤖

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

with Nano Barahona, Cristóbal Otero, and Joshua Kim
R&R at the American Economic Journal: Economic Policy

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
August 2025

5. Affirmative Action in Centralized College Admissions Systems

with Nano Barahona and Cauê Dobbin
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
October 2023

7. The Equilibrium Effects of Public Provision in Education Markets

with Michael Dinerstein, Daniel Morales, and Christopher Neilson
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