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The global financial crisis highlighted a number of weaknesses in the regulatory framework, including concerns about excessive variability in banks' risk-weighted assets (RWAs) stemming from their use of internal models. The Basel III reforms that were finalised in 2017 by the Basel Committee on...
Persistent link: https://www.econbiz.de/10012840117
Post-crisis stress tests have helped to enhance financial stability and to reduce banks' risk-taking. In order to quantify their overall impact, regulators have turned to evaluating the effects of stress tests on financing and the real economy. Using the U.S. as a laboratory, this paper shows...
Persistent link: https://www.econbiz.de/10012857892
We use trades by US corporate insiders to investigate bank opacity, both in absolute terms and relative to other firms. On average, bank insider sales do not earn an abnormal return and do not predict stock returns. By contrast, bank insider purchases do, even though less than other firms. Our...
Persistent link: https://www.econbiz.de/10012928631
This study examines bank risk by investigating the equity and loan portfolio characteristics of publicly-traded bank holding companies. Unlike the pattern for non-financial firms, equity betas of large banks are two to five times greater than those of small banks. In explaining this, we note...
Persistent link: https://www.econbiz.de/10012711779
Money markets are fundamentally different from stock markets. Stock markets are about price discovery for the purpose of allocating risk efficiently. Money markets are about obviating the need for price discovery using over-collateralised debt to reduce the cost of lending. Yet, attempts to...
Persistent link: https://www.econbiz.de/10013030036
Securitization was meant to disperse credit risk to those who were better able to bear it. In practice, securitization appears to have concentrated the risks in the financial intermediary sector itself. This paper outlines an accounting framework for the financial system for assessing the impact...
Persistent link: https://www.econbiz.de/10013094784
The quality of newly originated subprime mortgages had been visibly deteriorating for some time before the window for such loans was shut in 2007. Nevertheless, a bankruptcy court's directed ex post examination of New Century Financial, one of the largest originators of subprime mortgages,...
Persistent link: https://www.econbiz.de/10009138458
Over the last decade or so, addressing financial instability has become a policy priority. Despite the efforts made, policymakers are still a long way from developing a satisfactory operational framework. A major challenge complicating this task is the "fuzziness" with which financial...
Persistent link: https://www.econbiz.de/10009138482
Why should risk management systems account for parameter uncertainty? In order to answer this question, this paper lets an investor in a credit portfolio face non-diversifiable estimation-driven uncertainty about two parameters: probability of default and asset-return correlation. Bayesian...
Persistent link: https://www.econbiz.de/10009138496
It is high time we rediscovered the role of the financial cycle in macroeconomics. In the environment that has prevailed for at least three decades now, it is not possible to understand business fluctuations and the corresponding analytical and policy challenges without understanding the...
Persistent link: https://www.econbiz.de/10013064801