네트워크를 통해 분석한 국내 금융기관간 상호연계성 연구- 외환위기와 글로벌금융위기를 중심으로-(Measuring the Systemic Risk in the Korean Financial Institution Using Network Analysis)

2019 ◽  
Author(s):  
Jeonghun Mun ◽  
Soosung Hwang
Risks ◽  
2019 ◽  
Vol 7 (4) ◽  
pp. 122 ◽  
Author(s):  
Wided Khiari ◽  
Salim Ben Sassi

The aim of this work is to assess systemic risk of Tunisian listed banks. The goal is to identify the institutions that contribute the most to systemic risk and that are most exposed to it. We use the CoVaR that considered the systemic risk as the value at risk (VaR) of a financial institution conditioned on the VaR of another institution. Thus, if the CoVaR increases with respect to the VaR, the spillover risk also increases among the institutions. The difference between these measurements is termed △CoVaR, and it allows for estimating the exposure and contribution of each bank to systemic risk. Results allow classifying Tunisian banks in terms of systemic risk involvement. They show that public banks occupy the top places, followed by the two largest private banks in Tunisia. These five banks are the main systemic players in the Tunisian banking sector. It seems that they are the least sensitive to the financial difficulties of existing banks and the most important contributors to the distress of the other banks. This work aims to add a broader perspective to the micro prudential application of regulation, including contagion, proposing a macro prudential vision and strengthening of regulatory policy. Supervisors could impose close supervision for institutions considered as potentially systemic banks. Furthermore, regulations should consider the systemic contribution when defining risk requirements to minimize the consequences of possible herd behavior.


Author(s):  
Arnoud W. A. Boot ◽  
Anjan V. Thakor

We review in this chapter the market developments related to the increasing blurring of the boundaries between banks and financial markets, and the literature associated with this. While traditionally viewed as competitors, institutions and markets are now viewed as engaging in three forms of interaction: competition, complementarity, and co-evolution. The blurring boundaries between banks and markets are evidenced by the growth in shadow banking and P2P lending. We discuss how this has led to economic gains as banks become increasingly dependent on and intertwined with markets. But we also point to a dark side of this intertwining, which is the consequent increase in systemic risk and financial institution fragility. The increased importance of “gatekeepers,” like credit rating agencies, and the implications of these developments for the regulation of banks and markets, are also discussed.


2020 ◽  
Vol 19 (01) ◽  
pp. 2040024
Author(s):  
Ameera Abul ◽  
Ammar Al-Dallal

Recently, organisations are viewed as a network of connected individuals embedded within a larger network. This research aims to introduce a Network Thinking framework that applies the proven efficiencies of computer networking concepts on human networks to address the issues faced by organisations at different levels. Organisational Network Analysis (ONA) methods have been used to analyse the informal network of interactions between members of the system delivery department within a financial institution. The ONA tools were used to simulate the risks faced by the organisation as a result of the current network of interactions between individuals and the impact of Network Thinking approaches on addressing these issues. This research shows that Network Thinking concepts can be applied on human networks but cannot completely control the behaviour of its nodes. The performance is influenced by how nodes interact with each other and the degree of their accessibility to network resources.


2018 ◽  
Vol 10 (2) ◽  
pp. 202-212
Author(s):  
Clas Wihlborg

Purpose Before providing an overview of the conference with the above title and this Special Issue, this paper aims to present a view of the meaning of systemic risk, factors that affect systemic risk and measures of systemic risk. Thereafter, the conference presentations and the papers in this issue are summarized. Design/methodology/approach Characteristics and measures of systemic risk are reviewed. Conference papers and presentations are summarized. Findings While some aspects of systemic risk of a financial institution can be measured, an important aspect associated with contagion through markets is not easily captured by simple measures. Originality/value The conference and the papers in this issue contribute to the policy debate about sources and characteristics of systemic risk.


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