Expertise
Spatial Economics, Network Analysis, Industrial Organization
Research Projects
- Dynamics of Inter-organizational Network and Firm Lifecycle (June 11, 2018 - June 30, 2020)
- Dynamics of Inter-organizational Network and Geography (May 31, 2016 - April 30, 2018)
- Geospatial Networks and Spillover Effects in Inter-organizational Economic Activities (September 30, 2014 - March 31, 2016)
- Inter-organizational and Inter-inventors Geographical Proximity and Networks (May 22, 2012 - March 31, 2014)
Education
2002 Ph.D., Physics, University of Tokyo
1999 M.A., Physics, University of Tokyo
1997 B.A., Physics, University of Tokyo
Experience
2019 - present Associate Professor, Faculty of Political Science and Economics, Waseda University
2014 - 2018 Senior Fellow, Research Institute of Economy, Trade and Industry
2012 - 2014 Fellow, Research Institute of Economy, Trade and Industry
2007 - 2012 Senior Associate, Economic Research Center, Fujitsu Research Institute
2002 - 2007 Research Associate, Economic Research Center, Fujitsu Research Institute
1999 - 2002 Research Fellow (DC1), Japan Society for the Promotion of Science
Part-time
2018 - present Senior Fellow (Specially Appointed), Research Institute of Economy, Trade and Industry
2014 - 2017 Part-time Lecturer. Faculty of Commerce, Keio University
2011 - 2013 Visiting Research Officer, National Institute of Science and Technology Policy
2008 - 2010 Associate Professor, Institute of Economic Research, Hitotsubashi University
2006 - 2012 Research Committee, Research Institute of Economy, Trade and Industry
2004 - 2007 Part-time Researcher, CRD Association
Selected Publications and Papers
Books
- "Geographical Spread of Interfirm Transaction Networks and the Great East Japan Earthquake," in The Economics of Interfirm Networks, Springer Publishing, 2015
- "Strong Customer/Supplier Relationships: A key to enterprise growth in Japan," (with I. Uesugi) in High Growth Enterprises: What governments can do to make a difference, OECD Studies on SMEs and Entrepreneurship, OECD Publishing, 2010
Papers (* reviewed paper, RIETI Discission papers published from April 2012 are shown in "Activities at RIETI")
- "Supply Chain Disruptions: Evidence from the Great East Japan Earthquake," (with V. Carvalho, M. Nirei and A. Tahbaz-Salehi), CEPR Discussion Paper. No.11711, December 2016. (R&R to Quarterly Journal of Economics)
- *"Production Networks, Geography and Firm Performance," (with A. B. Bernard and A. Moxnes), Journal of Political Economy, forthcoming,
(NBER Working Paper No. 21082, April 2015) - *"Indirect Exports and Wholesalers: Evidence from Interfirm Transaction Network Data," (with D. Fujii and Y. Ono), Japan and the World Economy, Vol. 44, December 2017, pp. 35-47.
(RIETI Discussion Paper Series, 16-E-068, May 2016) - *"Localization of Knowledge-creating Establishments," (with H.Inoue and K, Nakajima), Japan and the World Economy, Vol. 43, September 2017, pp. 23-29.
(RIETI Discussion Paper Series, 14-E-053, August 2014) - * "Labor Income Inequality in Japanese Corporations and Employee Health: Evidence from Japanese Health Insurance Society Data," (with T. Kouno), Problems and Perspectives in Management, Vol. 10, Issue 4, December 2012, pp. 49-56
- * "Measuring Economic Localization: Evidence from Japanese firm-level data," (with K. Nakajima and I. Uesugi), Journal of the Japanese and International Economies, Vol. 26, Issue 2, June 2012, pp. 201-220
- * "The Bursting of Housing Bubble as a Jamming Phase Transition," (with K. Nishinari, M. Iwamura and T. Watanabe), Journal of Physics: Conference Series 221, 2010, 012006
- "Top Executive Turnover in Japanese Non-listed Firms: Causes and Consequences," (with I. Uesugi), Japan Institutional Repositories Online, 2009-03, Institute of Economic Research, Hitotsubashi University
- "Menu Costs and Price Change Distributions: Evidence from Japanese Scanner Data," (with T. Watanabe), Research Center for Price Dynamics Working Paper Series No.17, December 2007.
- * "Do Larger Firms Have More Inter-firm Relationships?" (with T. Watanabe), Physica A, Vol. 383, Issue 1, September 2007, 158-163.
- * "Characteristic Market Behaviors Caused by Intervention in Foreign Exchange Market," (with T. Mizuno, H. Takayasu and T. Watanabe) In Practical Fruits of Econophysics: Proceedings of the Third Nikkei Econophysics Symposium, edited by H. Takayasu, 2005, Springer, 33-37.
- * "Are Firm Growth Rates Random? Evidence from Japanese Small Firms," (with T. Watanabe), In Practical Fruits of Econophysics: Proceedings of the Third Nikkei Econophysics Symposium, edited by H. Takayasu, 2005, Springer, 277-282.
Others
- "The Dynamics of Inter-firm Networks and Firm Growth," posted on VoxEU on February 10, 2018 (co-authored with D. Fujii and T. Senga)
- "Firms' transaction networks: New Japanese evidence on the role of intermediaries" posted on VoxEU on September 4, 2015 (co-authored with Toshihiro Okubo and Yukako Ono)
- "Localisation in knowledge-creating activities: Evidence from Japanese patent data" posted on VoxEU on February 11, 2015 (co-authored with Hiroyasu Inoue and Kentaro Nakajima)
- "Fast trains, supply networks, and firm performance" posted on VoxEU on September 24, 2014 (co-authored with Andrew B. Bernard and Andreas Moxnes)
- "Supply-chain vulnerability: An analysis of the impact of earthquakes using micro data" posted on VoxEU on December 15, 2013
- "Distance frictions and firm border effects in knowledge creation: Evidence from Japanese patent data" posted on VoxEU on October 2013 (co-authored with Hiroyasu Inoue and Kentaro Nakajima)
- "Impact of localisation and urbanisation on productivity: Empirical analysis based on establishments data in Japan" posted on VoxEU on September 10, 2012 (co-authored with Yoko Konishi)
Others
April 2018 - March 2021
Grant-in-Aid for Scientific Research (B) (#18H00859)
April 2016 - March 2019
Grant-in-Aid for Exploratory Research (#16K13367)
April 2013 - March 2016
Grant-in-Aid for Young Scientists (B) (#25780181)
April 2010 - March 2013
Grant-in-Aid for Young Scientists (B) (#22730191)
April 2011 - March 2012
Encouraged Research Grand, Japan Center for Economic Research