Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis

In the recent financial crises, attention has shifted towards "too-central-to-fail" to recognize the sources of systemic risk. The NBFC Crisis of 2018-19 adversely affected other financial institutions and the real economy of India. The NBFCs crisis highlighted the role of smaller institu...

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Main Authors: Anurag Chaturvedi, Archana Singh
Format: Article
Language:English
Published: Ram Arti Publishers 2022-07-01
Series:International Journal of Mathematical, Engineering and Management Sciences
Subjects:
Online Access:https://www.ijmems.in/cms/storage/app/public/uploads/volumes/37-IJMEMS-22-0011-7-4-575-588-2022.pdf
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author Anurag Chaturvedi
Archana Singh
author_facet Anurag Chaturvedi
Archana Singh
author_sort Anurag Chaturvedi
collection DOAJ
description In the recent financial crises, attention has shifted towards "too-central-to-fail" to recognize the sources of systemic risk. The NBFC Crisis of 2018-19 adversely affected other financial institutions and the real economy of India. The NBFCs crisis highlighted the role of smaller institutions in perpetuating and amplifying the crisis. Thus, the present study models the interconnection of NBFCs with the rest of financial institutions using a complex Granger-causality network based on returns data. The PageRank algorithm identifies the central and important nodes and ranks financial institutions in pre-crisis and crisis periods. The financial institutions are also ranked based on the maximum percentage loss suffered during the crises. Using non-parametric rank-based regression, the PageRank ranking of financial institutions in the pre-crises period (explanatory variable) is regressed with the ranking of financial institutions based on maximum percentage loss suffered by them during the crises period (dependent variable) along with Leverage and Size as control variables. We found that PageRank from pre-crisis can significantly identify most financial institutions that suffered loss during NBFCs crises even in the presence of control variables.
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spelling doaj.art-d1ebfcca0e7042afaae4e27abc4e5fa92022-12-22T03:00:59ZengRam Arti PublishersInternational Journal of Mathematical, Engineering and Management Sciences2455-77492022-07-017457558810.33889/IJMEMS.2022.7.4.037Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) CrisisAnurag Chaturvedi0Archana Singh1University School of Management & Entrepreneurship, Delhi Technological University, East Delhi Campus, Vivek Vihar, Phase-2, Delhi-110095, India.Delhi School of Management, Delhi Technological University, Shahbad Daulatpur, Main Bawana Road, Delhi-110042, India.In the recent financial crises, attention has shifted towards "too-central-to-fail" to recognize the sources of systemic risk. The NBFC Crisis of 2018-19 adversely affected other financial institutions and the real economy of India. The NBFCs crisis highlighted the role of smaller institutions in perpetuating and amplifying the crisis. Thus, the present study models the interconnection of NBFCs with the rest of financial institutions using a complex Granger-causality network based on returns data. The PageRank algorithm identifies the central and important nodes and ranks financial institutions in pre-crisis and crisis periods. The financial institutions are also ranked based on the maximum percentage loss suffered during the crises. Using non-parametric rank-based regression, the PageRank ranking of financial institutions in the pre-crises period (explanatory variable) is regressed with the ranking of financial institutions based on maximum percentage loss suffered by them during the crises period (dependent variable) along with Leverage and Size as control variables. We found that PageRank from pre-crisis can significantly identify most financial institutions that suffered loss during NBFCs crises even in the presence of control variables.https://www.ijmems.in/cms/storage/app/public/uploads/volumes/37-IJMEMS-22-0011-7-4-575-588-2022.pdfcomplex financial networknetwork centralitypagerank centralitysystemic risknon-banking financial companiesearly warning signaltoo-central-to-fail
spellingShingle Anurag Chaturvedi
Archana Singh
Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis
International Journal of Mathematical, Engineering and Management Sciences
complex financial network
network centrality
pagerank centrality
systemic risk
non-banking financial companies
early warning signal
too-central-to-fail
title Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis
title_full Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis
title_fullStr Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis
title_full_unstemmed Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis
title_short Examining Systemic Risk using Google PageRank Algorithm: An Application to Indian Non-Bank Financial Companies (NBFCs) Crisis
title_sort examining systemic risk using google pagerank algorithm an application to indian non bank financial companies nbfcs crisis
topic complex financial network
network centrality
pagerank centrality
systemic risk
non-banking financial companies
early warning signal
too-central-to-fail
url https://www.ijmems.in/cms/storage/app/public/uploads/volumes/37-IJMEMS-22-0011-7-4-575-588-2022.pdf
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