Curriculum Vitae

Professional appointments

• 2026 – present
  Associate Professor of Economics

  Graduate School of Economics, Kyoto University

  京都大学大学院経済学研究科 准教授
• 2022 – 2026
  Associate Professor of Economics

  Graduate School of Economics, Osaka University

  大阪大学大学院経済学研究科 准教授
• 2022
  Associate Professor of Economics, with tenure

  Walton College of Business, University of Arkansas

  アーカンソー大学 准教授
• 2014 – 2022
  Assistant Professor of Economics

  Walton College of Business, University of Arkansas

  アーカンソー大学 助教授

Visiting positions

• 2021
  Visiting Researcher

  Institute of Social and Economic Research, Osaka University
• 2019
  Visiting Faculty

  Graduate School of Economics, Keio University

Education

• 2009 – 2014
  Ph.D. in Economics

  Washington University in St. Louis

  ワシントン大学セントルイス校 経済学博士
• 2007 – 2009
  M.A. in Economics

  Boston University

  ボストン大学 経済学修士
• 1999 – 2004
  B.A. in Policy Management

  Keio University

  慶應義塾大学総合政策学部 学士

Publications

1. “Contagion at Work: Occupations, Industries and Human Contact” (with Anna Houstecka and Raül Santaeulàlia‑Llopis), Journal of Public Economics, 200, 1–20, 2021.
2. “Labor Share Decline and Intellectual Property Products Capital” (with Raül Santaeulàlia‑Llopis and Yu Zheng), Econometrica, 88(6), 2609–2628, 2020.
3. “Increasing and Decreasing Labor Shares: Cross‑Country Differences in the 21st Century” (with Sangmin Aum and Raül Santaeulàlia‑Llopis), Revistas ICE, 911, 63–77, 2019.
4. “The Costs of Consumption Smoothing: Less Schooling and Less Nutrition” (with Leandro De Magalhães and Raül Santaeulàlia‑Llopis), Journal of Demographic Economics, 85(3), 181–208, 2019.
5. “Labor Productivity in the Sharing Economy” (シェアリングエコノミーにおける労働生産性), Statistics (『統計』), November 2018.

Working papers

1. “Technology, Skill Prices, and Wage Inequality” (with Jacob Sano), 2026. Previously circulated as “An Anatomy of Skill‑Biased Technical Change.”
2. “Unemployment Insurance and Constrained Female Labor Supply” (with Teng Ma and Logan Miller), 2026. Revise and resubmit Economic Modelling.
3. “Countercyclical Elasticity of Substitution” (with Raül Santaeulàlia‑Llopis), 2025. 2nd revise and resubmit Review of Economic Studies.
4. “Working from a Distance: Productivity Dispersion and Labor Reallocation” (with Jingping Gu and Andrew Liu), 2020.
5. “HPC‑Efficient Parallel Computing in Economics,” 2019.
6. “Growth Facts with Intellectual Property Products Capital: Evidence from 31 OECD Countries” (with Sangmin Aum and Raül Santaeulàlia‑Llopis), 2018.

Work in progress

1. “Measuring Structural Transformation from Outer Space” (with Qirui Xiao), 2026.
2. “Taxing AI? Monopoly, Search Frictions, and Optimal Policy” (with Junwoo Shim), 2026.