Portfolio Credit Risk and Macroeconomic Shocks

Portfolio Credit Risk and Macroeconomic Shocks

Author: Miguel A. Segoviano Basurto

Publisher: International Monetary Fund

Published: 2006-12

Total Pages: 56

ISBN-13:

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Portfolio credit risk measurement is greatly affected by data constraints, especially when focusing on loans given to unlisted firms. Standard methodologies adopt convenient, but not necessarily properly specified parametric distributions or simply ignore the effects of macroeconomic shocks on credit risk. Aiming to improve the measurement of portfolio credit risk, we propose the joint implementation of two new methodologies, namely the conditional probability of default (CoPoD) methodology and the consistent information multivariate density optimizing (CIMDO) methodology. CoPoD incorporates the effects of macroeconomic shocks into credit risk, recovering robust estimators when only short time series of loans exist. CIMDO recovers portfolio multivariate distributions (on which portfolio credit risk measurement relies) with improved specifications, when only partial information about borrowers is available. Implementation is straightforward and can be very useful in stress testing exercises (STEs), as illustrated by the STE carried out within the Danish Financial Sector Assessment Program.


Nonperforming Loans in the GCC Banking System and their Macroeconomic Effects

Nonperforming Loans in the GCC Banking System and their Macroeconomic Effects

Author: Mr.Raphael A. Espinoza

Publisher: International Monetary Fund

Published: 2010-10-01

Total Pages: 26

ISBN-13: 1455208892

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According to a dynamic panel estimated over 1995 - 2008 on around 80 banks in the GCC region, the NPL ratio worsens as economic growth becomes lower and interest rates and risk aversion increase. Our model implies that the cumulative effect of macroeconomic shocks over a three year horizon is indeed large. Firm-specific factors related to risk-taking and efficiency are also related to future NPLs. The paper finally investigates the feedback effect of increasing NPLs on growth using a VAR model. According to the panel VAR, there could be a strong, albeit short-lived feedback effect from losses in banks’ balance sheets on economic activity, with a semi-elasticity of around 0.4.


Stress Testing at the IMF

Stress Testing at the IMF

Author: Mr.Tobias Adrian

Publisher: International Monetary Fund

Published: 2020-02-05

Total Pages: 73

ISBN-13: 1513520741

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This paper explains specifics of stress testing at the IMF. After a brief section on the evolution of stress tests at the IMF, the paper presents the key steps of an IMF staff stress test. They are followed by a discussion on how IMF staff uses stress tests results for policy advice. The paper concludes by identifying remaining challenges to make stress tests more useful for the monitoring of financial stability and an overview of IMF staff work program in that direction. Stress tests help assess the resilience of financial systems in IMF member countries and underpin policy advice to preserve or restore financial stability. This assessment and advice are mainly provided through the Financial Sector Assessment Program (FSAP). IMF staff also provide technical assistance in stress testing to many its member countries. An IMF macroprudential stress test is a methodology to assess financial vulnerabilities that can trigger systemic risk and the need of systemwide mitigating measures. The definition of systemic risk as used by the IMF is relevant to understanding the role of its stress tests as tools for financial surveillance and the IMF’s current work program. IMF stress tests primarily apply to depository intermediaries, and, systemically important banks.


Credit Risk Analytics

Credit Risk Analytics

Author: Bart Baesens

Publisher: John Wiley & Sons

Published: 2016-10-03

Total Pages: 517

ISBN-13: 1119143985

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The long-awaited, comprehensive guide to practical credit risk modeling Credit Risk Analytics provides a targeted training guide for risk managers looking to efficiently build or validate in-house models for credit risk management. Combining theory with practice, this book walks you through the fundamentals of credit risk management and shows you how to implement these concepts using the SAS credit risk management program, with helpful code provided. Coverage includes data analysis and preprocessing, credit scoring; PD and LGD estimation and forecasting, low default portfolios, correlation modeling and estimation, validation, implementation of prudential regulation, stress testing of existing modeling concepts, and more, to provide a one-stop tutorial and reference for credit risk analytics. The companion website offers examples of both real and simulated credit portfolio data to help you more easily implement the concepts discussed, and the expert author team provides practical insight on this real-world intersection of finance, statistics, and analytics. SAS is the preferred software for credit risk modeling due to its functionality and ability to process large amounts of data. This book shows you how to exploit the capabilities of this high-powered package to create clean, accurate credit risk management models. Understand the general concepts of credit risk management Validate and stress-test existing models Access working examples based on both real and simulated data Learn useful code for implementing and validating models in SAS Despite the high demand for in-house models, there is little comprehensive training available; practitioners are left to comb through piece-meal resources, executive training courses, and consultancies to cobble together the information they need. This book ends the search by providing a comprehensive, focused resource backed by expert guidance. Credit Risk Analytics is the reference every risk manager needs to streamline the modeling process.


A Primer on Managing Sovereign Debt-Portfolio Risks

A Primer on Managing Sovereign Debt-Portfolio Risks

Author: Thordur Jonasson

Publisher: International Monetary Fund

Published: 2018-04-06

Total Pages: 133

ISBN-13: 1484350545

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This paper provides an overview of sovereign debt portfolio risks and discusses various liability management operations (LMOs) and instruments used by public debt managers to mitigate these risks. Debt management strategies analyzed in the context of helping reach debt portfolio targets and attain desired portfolio structures. Also, the paper outlines how LMOs could be integrated into a debt management strategy and serve as policy tools to reduce potential debt portfolio vulnerabilities. Further, the paper presents operational issues faced by debt managers, including the need to develop a risk management framework, interactions of debt management with fiscal policy, monetary policy, and financial stability, as well as efficient government bond markets.


Financial Sector Assessment

Financial Sector Assessment

Author: World Bank

Publisher: World Bank Publications

Published: 2005-09-29

Total Pages: 494

ISBN-13: 9780821364321

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The experience of many countries around the world clearly shows that while financial sector development can spur economic growth, financial fragility and instability can seriously harm growth. Following the financial crises of the late 1990s, there has been increasing interest in the systematic assessment of the strengths and weaknesses of financial systems, with the ultimate goal of formulating appropriate policies to foster financial stability, and stimulate financial sector development. Consequently, there has been an increased demand from financial sector authorities in many countries, as well as from the Bank and International Monetary Fund (IMF) staff for information on key issues, and sound practices in the assessment of financial systems, and in the design of policy responses. This Handbook of Financial Sector Assessment is a response to this demand. The Handbook presents an overall analytical framework for assessing financial system stability and developmental needs, providing broad guidance on approaches, methodologies, and techniques of assessing financial systems. Although the Handbook draws substantially on Bank and IMF experience with the financial sector assessment programs (FSAPs), and from the broader policy and operational work in both institutions, it is designed for generic use in financial sector assessments, whether conducted by country authorities themselves, or by Bank and IMF teams. It is, therefore, hoped the Handbook will serve as an authoritative source on the objectives, analytical framework, and methodologies of financial sector assessments, as well as a comprehensive reference book for training on the techniques of such assessments.


A Guide to IMF Stress Testing

A Guide to IMF Stress Testing

Author: Ms.Li L Ong

Publisher: International Monetary Fund

Published: 2014-12-23

Total Pages: 610

ISBN-13: 1498370411

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The IMF has had extensive involvement in the stress testing of financial systems in its member countries. This book presents the methods and models that have been developed by IMF staff over the years and that can be applied to the gamut of financial systems. An added resource for readers is the companion CD-Rom, which makes available the toolkit with some of the models presented in the book (also located at elibrary.imf.org/page/stress-test-toolkit).


Introduction to Applied Stress Testing

Introduction to Applied Stress Testing

Author: Martin Cihák

Publisher: International Monetary Fund

Published: 2007-03

Total Pages: 80

ISBN-13:

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Stress testing is a useful and increasingly popular, yet sometimes misunderstood, method of analyzing the resilience of financial systems to adverse events. This paper aims to help demystify stress tests, and illustrate their strengths and weaknesses. Using an Excel-based exercise with institution-by-institution data, readers are walked through stress testing for credit risk, interest rate and exchange rate risks, liquidity risk and contagion risk, and are guided in the design of stress testing scenarios. The paper also describes the links between stress testing and other analytical tools, such as financial soundness indicators and supervisory early warning systems. Furthermore, it includes surveys of stress testing practices in central banks and the IMF.