This assignment will examine whether credit rating agencies can be regarded as useful. In order to do so, two given academic papers will be analysed and discussed, supplemented by further academic literature. The first of the two is a working paper by Efraim Benmelech called “Credit Ratings: Qualitative Versus Quantitative Information”. The second one is called “What’s Wrong with Credit Ratings” and written by Frank Partnoy. Before looking at these papers in greater detail, it is important to provide a general definition of CRAs. Gavras defines CRAs as “private companies [which] assess credit risk for companies and governments seeking to take out loans and issue fixed-income securities”. Arnold states that this risk assessment comes in the form of a rating, which represents the CRAs’ opinion of the rated entity’s creditworthiness, i.e. its “ability to repay its debt”. Both Gavras and Arnold remark that the rating ultimately affects the price and interest rate paid by the borrower on the debt instrument. Having generally defined CRAs, the authors of the two given papers also provide their own views. Both Benmelech and Partnoy agree with Gavras regarding the importance of CRAs in today’s credit markets and the strong influence these agencies have. They also agree that CRAs played a major part in the 2007/08 financial crisis. In his paper, Benmelech evaluates rating by S&P Global Ratings Inc. and concludes that they are vastly quantitative and, thus, can easily be predicted and substituted “by an algorithm that uses just ten financial variables”. On a similar note, Partnoy believes that rating methodologies are highly uninformative, that numerous reforms after the financial crisis have failed, and that the unchanged overreliance of investors and regulators on these ratings should be reduced.
Table of Contents
1. Introduction
2. Initial Summary
3. Main Discussion
4. Conclusion
Research Objective and Core Themes
The primary objective of this assignment is to evaluate the usefulness of credit rating agencies (CRAs) by analyzing two central academic papers—Benmelech (2017) and Partnoy (2017)—and supplementing them with further literature to determine if these agencies provide genuine informational value to the financial markets.
- The impact of qualitative versus quantitative data on credit rating methodologies.
- The role of CRAs in the 2007/08 financial crisis and the resulting public and regulatory criticism.
- Regulatory reliance and the systemic "overreliance" of institutional actors on credit ratings.
- Conflicts of interest inherent in the "issuer-pay" business model.
- Assessment of post-crisis reforms, specifically the effectiveness of the Dodd-Frank Act.
Excerpt from the Work
3. Main Discussion
According to Rhee (2015), there are two contrasting views regarding the usefulness of CRAs. He argues that the supportive view believes CRAs are useful because they bridge the information gap between investors and issuers and because they reduce regulation costs. The opposing view states that CRAs are not useful because they do not create any or very little informational value. The latter view is shared by many commentators, including Benmelech (2017) and Partnoy (2017), who support their views with empirical evidence.
In order to prove the uselessness of CRAs, Benmelech (2017) estimates annual cross-sectional regressions of S&P’s rating determinants for all years of his study and then examines the development of these regressions’ R² to discover the explanatory variables’ significance. For this, he chooses ten explanatory variables with regards to the company’s profitability, financial structure, asset composition and margins. Commenting on his study, it should be noted that he only uses operating companies’ ratings in his sample and that he excludes sovereigns, investment holding companies as well as financial institutions. Additionally, the study only covers ratings by S&P which means its findings may not necessarily be applied to all rating agencies in the industry. In my opinion, however, his study nonetheless qualifies as robust evidence, due to the very large sample size. As mentioned before, Benmelech’s calculations show that due to the high quantitative proportion of ratings, CRAs can easily be replaced by simplistic calculations and are, thus, not useful. Partnoy shares this first argument and also finds that the methodologies of establishing CRA ratings are seriously flawed and not only simplistic but also highly arbitrary. His study of rating approaches of the two largest CRAs, S&P and Moody’s, shows the uselessness of CRAs as their methods have not changed since the financial crisis and continue to be extremely opaque. His analysis examines the methodologies used to assess credit ratings in a detailed manner, basing his discussion on information from the CRAs’ US websites. Since he analyses the two largest CRAs, his results are likely to be applicable to other rating agencies as well, which makes his study relevant.
Summary of Chapters
1. Introduction: The introduction establishes the scope of the study by defining CRAs and identifying the two primary academic texts used to investigate whether these agencies generate meaningful information for financial markets.
2. Initial Summary: This chapter reviews the findings of Benmelech (2017), illustrating how the increasing reliance on quantitative data has rendered many credit ratings predictable and arguably redundant.
3. Main Discussion: This section contrasts the perceived "sorting function" of CRAs against the empirical evidence of their flawed methodologies, regulatory overreliance, and the inherent conflict of interest within the issuer-pay model.
4. Conclusion: The conclusion synthesizes the arguments to assert that CRAs currently lack sufficient utility due to their rigid, outdated methodologies, while suggesting that stringent reform could potentially restore their relevance.
Keywords
Credit Rating Agencies, CRAs, Financial Crisis, Quantitative Analysis, Qualitative Information, Regulatory Reliance, Dodd-Frank Act, Issuer-pay model, Market Efficiency, Creditworthiness, Financial Reform, Informational Value, NRSRO, Accountability, Risk Assessment.
Frequently Asked Questions
What is the primary focus of this assignment?
The assignment investigates whether Credit Rating Agencies (CRAs) are truly useful in the financial sector, specifically questioning whether they provide new, valuable information or merely mirror existing market data.
What are the core themes addressed in the paper?
Key themes include the shift towards quantitative rating methodologies, the systemic failure of post-crisis reforms, regulatory overreliance, and the conflicts of interest stemming from the issuer-pay business model.
What is the primary research question?
The research aims to determine if credit ratings can be regarded as useful tools or if, due to their flawed and highly quantitative nature, they have become redundant.
Which methodology does the author employ?
The author conducts a comparative analysis and literature review, drawing primarily on empirical studies by Benmelech (2017) and Partnoy (2017) while incorporating diverse academic perspectives on market regulation.
What is covered in the main body of the work?
The main body examines the specific quantitative determinants of ratings, discusses the regulatory licensing of CRAs, analyzes the failure of the Dodd-Frank Act to curb overreliance, and explores potential alternatives like public credit rating agencies.
Which keywords best describe this study?
Central keywords include Credit Rating Agencies, Financial Reform, Regulatory Reliance, Issuer-pay model, and Financial Market Efficiency.
How did the financial crisis affect the perception of CRAs?
The crisis exposed the inadequacy of CRA methodologies, as they were accused of assigning high ratings to risky instruments, leading to widespread calls for stricter oversight and a reduction in investor reliance on these firms.
What is the "issuer-pay" model, and why is it criticized?
It is a business structure where the companies being rated pay the agencies for the service. Critics argue this creates a conflict of interest, as agencies may provide favorable ratings to retain clients and maintain their market share.
What conclusion does the author reach regarding the Dodd-Frank Act?
The author concludes that the Dodd-Frank Act has not been sufficiently effective in reducing regulatory overreliance and that many of its intended reforms have failed to produce meaningful changes in the industry.
What potential solution is mentioned regarding public credit rating agencies?
The author discusses the proposal for an independent, national public credit rating agency that would monitor private CRAs, though notes that implementation is unlikely due to high costs and resistance from private incumbents.
- Quote paper
- Sabrina Schleimer (Author), 2018, Are Credit Rating Agencies Useful?, Munich, GRIN Verlag, https://www.hausarbeiten.de/document/437650
