Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach

This study examines the impact of a negative shock-attributed to a systemic risk-on the industrial indexes of the Tehran stock market using daily data form 21 January, 2008 to 22 September, 2017. Using a Vector Autoregressive for Value at Risk (VAR-VaR) and a quantile Impulse-response function that...

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Main Authors: Naser Khiabani, ehsan mohammadian nikpey
Format: Article
Language:fas
Published: Allameh Tabataba'i University Press 2018-12-01
Series:فصلنامه پژوهش‌های اقتصادی ایران
Subjects:
Online Access:https://ijer.atu.ac.ir/article_10146_206a4bb8685042c7dca2c099d992ee5b.pdf
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author Naser Khiabani
ehsan mohammadian nikpey
author_facet Naser Khiabani
ehsan mohammadian nikpey
author_sort Naser Khiabani
collection DOAJ
description This study examines the impact of a negative shock-attributed to a systemic risk-on the industrial indexes of the Tehran stock market using daily data form 21 January, 2008 to 22 September, 2017. Using a Vector Autoregressive for Value at Risk (VAR-VaR) and a quantile Impulse-response function that was newly proposed by White et al 2015, we focus on the tail interdependence between industrial index returns (financial institutions) and the market shock index and show how each industrial stock risks contemporaneously and dynamically response to systemic market shocks. Our finding show that there is a significant volatility spillover from a systemic shock to financial institutions in Tehran stock market. However as expected the magnitude of its impact is not the same for all industrial index risks. For examples, the impact of its shock on the bank and metal industrial volatilities is more sizable compared to its impact on the others. And finally, the stock market index has a strong and persistence tail dependency with the chemical and petroleum product industries.
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spelling doaj.art-ee49078d34a546dfb38cc85c648339b72024-01-02T10:29:31ZfasAllameh Tabataba'i University Pressفصلنامه پژوهش‌های اقتصادی ایران1726-07282476-64452018-12-01237713610.22054/ijer.2018.1014610146Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression ApproachNaser Khiabani0ehsan mohammadian nikpey1Associate Professor, Faculty of Economics, Allameh Tabataba'i UniversityPh.D. Student of Financial Economics, Allameh Tabataba'i UniversityThis study examines the impact of a negative shock-attributed to a systemic risk-on the industrial indexes of the Tehran stock market using daily data form 21 January, 2008 to 22 September, 2017. Using a Vector Autoregressive for Value at Risk (VAR-VaR) and a quantile Impulse-response function that was newly proposed by White et al 2015, we focus on the tail interdependence between industrial index returns (financial institutions) and the market shock index and show how each industrial stock risks contemporaneously and dynamically response to systemic market shocks. Our finding show that there is a significant volatility spillover from a systemic shock to financial institutions in Tehran stock market. However as expected the magnitude of its impact is not the same for all industrial index risks. For examples, the impact of its shock on the bank and metal industrial volatilities is more sizable compared to its impact on the others. And finally, the stock market index has a strong and persistence tail dependency with the chemical and petroleum product industries.https://ijer.atu.ac.ir/article_10146_206a4bb8685042c7dca2c099d992ee5b.pdfsystemic risktehran stock exchangetail dependencerisk spillover
spellingShingle Naser Khiabani
ehsan mohammadian nikpey
Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach
فصلنامه پژوهش‌های اقتصادی ایران
systemic risk
tehran stock exchange
tail dependence
risk spillover
title Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach
title_full Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach
title_fullStr Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach
title_full_unstemmed Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach
title_short Systemic Risk Analysis in Selected Industries of Tehran Stock Exchange: A Multivariate Quantile Regression Approach
title_sort systemic risk analysis in selected industries of tehran stock exchange a multivariate quantile regression approach
topic systemic risk
tehran stock exchange
tail dependence
risk spillover
url https://ijer.atu.ac.ir/article_10146_206a4bb8685042c7dca2c099d992ee5b.pdf
work_keys_str_mv AT naserkhiabani systemicriskanalysisinselectedindustriesoftehranstockexchangeamultivariatequantileregressionapproach
AT ehsanmohammadiannikpey systemicriskanalysisinselectedindustriesoftehranstockexchangeamultivariatequantileregressionapproach