Onishi, Ken

Biography

Ken Onishi is an Associate Professor at the Department of Decisions, Operations, and Technology. He holds a PhD in Economics from Northwestern University and has held diverse positions across academia, government, and industry, including Assistant Professor at Singapore Management University, Principal Economist at the Federal Reserve Board, and Senior Economist at Amazon Japan. His interests span business economics, industrial organization, and policy analysis with a focus on integrating real-world experience with economic research and education.

Research Interests

Empirical IO
Applied Microeconomics

• Publications & Working Papers
  • Tim Dore, Tetsuji Okazaki, Ken Onishi, and Naoki Wakamori, “Firm growth and financial constraints: evidence from a policy-based loan program,” Small Business Economics.
  • David Benson, Samuel Blattner, Serafin Grundl, You Suk Kim, and Ken Onishi (2024), “Concentration and Geographic Proximity in Antitrust Policy: Evidence from Bank Mergers,”  American Economic Journal: Microeconomics.
  • Yumi Koh, Ken Onishi, and Yuri Matsumura (2022), “Dissolution Risk and Legislative Effort of Politicians,” Electoral Studies.
  • Kei Kawai, Ken Onishi, and Kosuke Uetake (2022), “Signaling in Online Credit Markets,” Journal of Political Economy.
  • Tetsuji Okazaki, Ken Onishi, and Naoki Wakamori (2022), “Excess Capacity and Effectiveness of Policy Interventions: Evidence from the Cement Industry,” International Economic Review.
  • Kei Ikegami, Ken Onishi, and Naoki Wakamori (2021), “Competition-Driven Physician Induced Demand,” with Kei Ikegami and Naoki Wakamori, Journal of Health Economics.

• Grants
  • “The Effect of Endogenous Elections on Legislative Efforts of Politicians,” SMU Research Grant, The AcRF Tier 1, awarded by Singapore Management University, 2017 (Co-investigator)