PUBLICATIONS

Crafting Intellectual Property Rights: Implications for Patent Assertion Entities, Litigation and Innovation

(with Josh Feng), American Economic Journal: Applied Economics, 2020

The Unequal Gains from Product Innovations: Evidence from the U.S. Retail Sector

Quarterly Journal of Economics, 2019

Who Becomes an Inventor in America? The Importance of Exposure to Innovation

(with Alex Bell, Raj Chetty, Neviana Petkova and John Van Reenen),

Quarterly Journal of Economics, 2019

Team-Specific Capital and Innovation

(with Alex Bell and Neviana Petkova), American Economic Review, 2018

What is the Impact of Food Stamps on Prices and Product Variety? The Importance of the Supply Response

American Economic Review Papers and Proceedings, 2018

Education and Military Rivalry

(with Philippe Aghion, Dorothee Rouzet and Torsten Persson), Journal of the European Economic Association, 2018

Do Tax Cuts Produce More Einsteins? The Impacts of Financial Incentives vs. Exposure to Innovation on the Supply of Inventors (with Alex Bell, Raj Chetty, Neviana Petkova and John Van Reenen), Journal of the European Economic Association, 2019

Real-Time Price Indices: Inflation Spike and Falling Product Variety during the Great Lockdown

(with Martin O'Connell), Journal of Public Economics, 2020

Inflation Inequality: Measurement, Causes, and Policy Implications

Forthcoming Annual Review of Economics, 2021

High-Frequency Changes in Shopping Behaviours, Promotions, and the Measurement of Inflation: Evidence from the Great Lockdown

(with Martin O'Connell), Fiscal Studies, 2020

Knowledge Spillovers, Innovation and Growth

(with Philippe Aghion), The Economic Journal, 2015

Quasi-experimental Shift-Share Research Designs

(with Kirill Borusyak and Peter Hull), Forthcoming Review of Economic Studies, 2021