Hiroshi Iyetomi

Niigata University

Professor of Mathematics

8050 Ikarashi-2-cho

Nishi-ku

Niigata, 9502181

Japan

SCHOLARLY PAPERS

14

DOWNLOADS

994

SSRN CITATIONS
Rank 29,624

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Top 29,624

in Total Papers Citations

16

CROSSREF CITATIONS

13

Scholarly Papers (14)

1.

Interdependencies and Causalities in Coupled Financial Networks

I. Vodenska, H. Aoyama, Y. Fujiwara, H. Iyetomi, Y. Arai, Interdependencies and causalities in complex financial networks, PLoS ONE 11(3): e0150994. doi:10.1371/journal.pone.0150994 (2016), 29th Australasian Finance and Banking Conference 2016
Number of pages: 30 Posted: 08 Aug 2014 Last Revised: 11 May 2016
Boston University Metropolitan College, RIKEN iTHEMS, University of Hyogo - Graduate School of Information Science, Niigata University and Niigata University
Downloads 200 (211,543)
Citation 6

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Complex Principal Component Analysis, Hilbert Transform, Financial Networks, Foreign Exchange, Equity Markets

2.

Deflation/Inflation Dynamics: Analysis Based on Micro Prices

Number of pages: 60 Posted: 16 Feb 2015 Last Revised: 17 Feb 2015
Rissho University, RIKEN iTHEMS, University of Hyogo - Graduate School of Information Science and Niigata University
Downloads 131 (300,066)
Citation 7

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CPI, sticky prices, Hilbert transformation, CPCA

3.

From stress testing to systemic stress testing: the importance of macroprudential regulation

Number of pages: 54 Posted: 10 Oct 2017 Last Revised: 05 Mar 2021
Boston University Metropolitan College, RIKEN iTHEMS, Boston University - Department of Administrative SciencesBoston University - Department of Physics, University of Hyogo - Graduate School of Information Science, Niigata University and Kyoto University
Downloads 111 (338,124)
Citation 2

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Systemic Risk, Macroprudential Regulation, European Bank Network, Stress Testing, Portfolio Overlap

4.

Structure and Temporal Change of the Credit Network between Banks and Large Firms in Japan

Economics: The Open-Access, Open-Assessment E-Journal, Vol. 3, 2009-7
Number of pages: 20 Posted: 18 Dec 2010
University of Hyogo - Graduate School of Information Science, RIKEN iTHEMS, affiliation not provided to SSRN, Niigata University and ATR-NIS Network Informatics Laboratories
Downloads 99 (364,883)
Citation 1

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Banking, credit topology, bipartite network, systemic risk

5.

Bank-Firm Credit Network in Japan. An Analysis of a Bipartite Network

Number of pages: 9 Posted: 22 Jul 2014
University of Palermo, University of Palermo - Department of Physics and Chemistry, University of Hyogo - Graduate School of Information Science, Niigata University, RIKEN iTHEMS, Polytechnic University of Marche - Faculty of Economics and University of Palermo
Downloads 92 (382,049)
Citation 7

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Credit market, Networked market, Financial networks, Bipartite networks

6.

Hierarchical and Circular Flow Structure of Interfirm Transaction Networks in Japan

Number of pages: 23 Posted: 20 May 2018
Niigata University, Niigata University, Niigata University and University of Hyogo, Graduate School of Information Science
Downloads 73 (437,212)
Citation 5

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interfirm transaction network, hierarchical structure, potential flow, circular flow, Helmholtz-Hodge decomposition, community detection

Interindustry Linkages of Prices: Analysis of Japan's Deflation

Number of pages: 35 Posted: 16 Feb 2018 Last Revised: 05 Mar 2021
Niigata University, Niigata University, RIKEN iTHEMS, University of Hyogo - Graduate School of Information Science and Rissho University
Downloads 46 (553,229)

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CPI, Sticky Prices, Interindustry Linkages, Cluster, PCA

Interindustry Linkages of Prices - Analysis of Japan's Deflation

Number of pages: 65 Posted: 17 Jun 2019
Niigata University, Niigata University, RIKEN iTHEMS, University of Hyogo - Graduate School of Information Science and Rissho University
Downloads 23 (699,324)
Citation 2

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IPI, PPI, CPI, Sticky prices, Cluster, PCA

Distribution of Labour Productivity in Japan Over the Period 1996-2006

Economics: The Open-Access, Open-Assessment E-Journal, Vol. 3, 2009-14
Number of pages: 16 Posted: 18 Dec 2010
Yoshi Fujiwara, Hiroshi Iyetomi, Yuichi Ikeda and Wataru Souma
University of Hyogo - Graduate School of Information Science, Niigata University, affiliation not provided to SSRN and ATR-NIS Network Informatics Laboratories
Downloads 36 (607,875)

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Labour productivity, marginal productivity, power law distribution, inequality

Distribution of Labour Productivity in Japan Over the Period 1996 - 2006

Economics Discussion Paper No. 2009-2
Number of pages: 13 Posted: 18 Dec 2010
Wataru Souma, Yuichi Ikeda, Hiroshi Iyetomi and Yoshi Fujiwara
ATR-NIS Network Informatics Laboratories, affiliation not provided to SSRN, Niigata University and University of Hyogo - Graduate School of Information Science
Downloads 30 (646,406)
Citation 1

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Labour productivity, marginal labour productivity, inequality

9.

Hierarchical Communities in the Walnut Structure of the Japanese Production Network

PLoS ONE 13(8), 2018, DOI: 10.1371/journal.pone.0202739
Number of pages: 38 Posted: 01 Mar 2018 Last Revised: 08 Oct 2018
University of Hyogo - Graduate School of Simulation Studies, Niigata University, Niigata University, Niigata University, University of Hyogo, Graduate School of Information Science, University of Hyogo - Graduate School of Information Science and RIKEN iTHEMS
Downloads 47 (538,030)
Citation 5

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Production network, Giant strongly connected component, Walnut structure, Hierarchical structure of communities, Overexpressions, Input-output analysis

10.

Superstatistics of Labour Productivity in Manufacturing and Nonmanufacturing Sectors

Economics: The Open-Access, Open-Assessment E-Journal, Vol. 3, 2009-22
Number of pages: 18 Posted: 18 Dec 2010
RIKEN iTHEMS, University of Hyogo - Graduate School of Information Science, Hitachi Research Laboratory, Niigata University and ATR-NIS Network Informatics Laboratories
Downloads 29 (636,215)

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Labour productivity, superstatistics, Pareto's Law, business cycle, demand index

11.

Backbone of Credit Relationships in the Japanese Credit Market

Number of pages: 14 Posted: 22 Nov 2015
University of Palermo, University of Palermo - Department of Physics and Chemistry, University of Hyogo - Graduate School of Information Science, Niigata University, RIKEN iTHEMS, Polytechnic University of Marche - Faculty of Economics and University of Palermo
Downloads 27 (649,622)
Citation 1

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Complex networks, Information filtering, Statistically validated networks, Credit market

12.

Structure and Temporal Change of Credit Network between Banks and Large Firms in Japan

Economics Discussion Paper No. 2009-1
Number of pages: 16 Posted: 18 Dec 2010
University of Hyogo - Graduate School of Information Science, RIKEN iTHEMS, affiliation not provided to SSRN, Niigata University and ATR-NIS Network Informatics Laboratories
Downloads 18 (717,991)
Citation 2

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Banks-firms credit, credit topology, Bipartite network

13.

Superstatistics of Labour Productivity in Manufacturing and Nonmanufacturing Sectors

Economics Discussion Paper No. 2008-42
Number of pages: 15 Posted: 18 Dec 2010
RIKEN iTHEMS, University of Hyogo - Graduate School of Information Science, affiliation not provided to SSRN, Niigata University and ATR-NIS Network Informatics Laboratories
Downloads 17 (726,329)
Citation 1

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Labour productivity, superstatistics, Pareto's law, Business Cycle, demand index

14.

Empirical Evidence for Collective Motion of Prices with Macroeconomic Indicators in Japan

Number of pages: 28 Posted: 01 Mar 2018
Niigata University, Niigata University, RIKEN iTHEMS and Rissho University
Downloads 15 (743,430)

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price changes, business cycles, exchange rate, Hilbert transformation, principal component analysis, dynamical linkage