WORKING PAPERS:
Identifying Firm vs. Product Markups Using Production Data: Micro Estimates and Aggregate Implications (September 2025) (Joint with John Cairncross, Peter Morrow and Swapnika Rachapalli)
[Paper] (Previously circulated as "Multi-Product Markups")
PUBLICATIONS and ACCEPTED:
Identifying Scale and Scope Economies using Product Market Data (June 2025) (Joint with Ekaterina Khmelnitskaya and Guillermo Marshall) - Accepted at RAND Journal of Economics
[Paper]
Decomposing the Within-Firm Productivity Gains From Trade: Evidence From India (May 2025) (Joint with Mokhtar Tabari) - Accepted at Review of Economics and Statistics
[Paper]
Inferring Conduct to Guide Strategic Trade Policy (February 2025) (joint with Ce Bian and Keith Head) - Accepted at Canadian Journal of Economics
[Paper]
Estimating Complementarity With Large Choice Sets: An Application to Mergers (April 2024) (Joint with Daniel Ershov, Jean-William Laliberté and Mathieu Marcoux) - Accepted at RAND Journal of Economics
[Paper]
Import Substitution in Illicit Methamphetamine Markets (2023) (Joint with Leandro Freylejer) Journal of International Economics 140: 103690
Within-Firm Productivity Dispersion: Estimates and Implications (2022) Journal of Political Economy 130 (11): 2771 - 2828
[Slides] [Paper][Published Version]
- Older 2019 working paper, incorporating a different empirical application, can be found [here].
Estimating Productivity Using Chinese Data: Methods, Challenges and Results (Joint with Daniel Trefler and Miaojie Yu) in World Trade Evolution: Growth, Productivity and Employment, Routledge
WORK IN PROGRESS:
Estimating the Productivity Gains from Vertical Mergers: Evidence from India (Joint with Joel Stiebale)
Equilibrium Existence and Uniqueness of Pricing Games with Scope (Joint with Alvaro Parra)
Empirical Strategic Trade Policy (Joint with Eileen Ce Bian. Keith Head, and Thierry Mayer)
Supply-Side Misallocation Within and Across Farms: Evidence from Italian Agriculture using Output Distance Functions (Joint with Michele Battisti, Valentino Dardanoni, and Swapnika Rachapalli)
Complements or Substitutes? The Importance of Mode Choice in International Trade (Joint with Alastair Fraser)
"RESTING" PROJECTS:
Are Marijuana and Cocaine Complements or Substitutes? Evidence From the Silk Road
[Slides] [Draft Available Upon Request]