Working Papers

• "Rationalizing Firm Forecasts" (joint with N. Bloom and R. Fletcher). NBER Working Paper 33384.
  Presented: NBER SI Entrepreneurship, AEA, EFA, EEA-ESEM, Columbia/Wharton MAD, WMS.
• "The Widespread Adoption of Large Language Model-Assisted Writing Across Society" Cell Press: Patterns (October 2025), also arXiv CS Working Paper 2502.09747v2 (joint with W. Liang, Y. Zhang, et al.).
  Media: Forbes, Ars Technica, National Affairs, my favorite Reddit thread.

Work in Progress (selected)

• "Industry-Academia Ties & the Direction of Innovation: Evidence from Stanford Research Park" (joint with J. Bonney).
  Awards: Best Stanford Second-Year Economics Paper. Kindly supported by an Emergent Ventures Grant.
  Media: Honors Co-Op Program 70 year anniversary, Beyers' Prize.
• "The Innovation Effects of Vertical Integration: Competition and Human Capital" (joint with W. Xu).
  Presentation available upon request.
• "The Long-Run Effects of General Purpose Technologies on Scientist Research & Productivity" (joint with G. Cristelli, M. Panunzi).
  Kindly supported by Stripe Economics of AI Fellowship, Google Cloud Data Grant.
• "Directed Technical Change. Evidence from WFH Technologies" (joint with N. Bloom, S. Davis, Y. Zhestkova).
  Media: New Things Under the Sun, Time Magazine.

Policy-Oriented Work

• "Do Start-Up Grants Help Start Up New Businesses? Evidence from Romania’s Start-Up Nation Program" (joint with I. Gavril, E. Krkoska, M. Zamfir).
• "Tracing 140 Years of Innovation Through IEEE Membership Directories" IEEE USA Insights, October 2025. (joint with M. A. Hellrigel).
• "Do Work Search Requirements Work?" (joint with T. Waters), IFS Working Paper (2023).
  Media: Guardian, Bloomberg, Yahoo! Finance, ITV, Evening Standard, Independent, Morning Star, Newschain, Daily Mail.
• "What Can Previous Recessions Tell Us About the Covid-19 Downturn?" (joint with B. Bell, S. Machin), LSE Briefing Note (2020).
  Media: Independent, Guardian, IER, LSE Blog, Evidence to UK Parliament.
• "The changing generosity of the UK state pension system to the self-employed" (joint with R. Crawford, J. Cribb, C. Emmerson), IFS Report (2020).
  Media: The Times (paywall), International Investment (paywall), IFS Retirement Consortium.