Showing 1 - 10 of 642
This paper answers two research questions: what is the appropriate modeling tool for NPL study? and whether the NPL rates in Thailand show improving or deteriorating trend? NPL is of interests to management decision makers because it serves as an indicator for assessing risk in commercial loans....
Persistent link: https://www.econbiz.de/10013002018
The paper proposes a framework for large-scale portfolio optimization which accounts for all the major stylized facts of multivariate financial returns, including volatility clustering, dynamics in the dependency structure, asymmetry, heavy tails, and nonellipticity. It introduces a so-called...
Persistent link: https://www.econbiz.de/10011410659
Geopolitical events can impact volatilities of all assets, asset classes, sectors and countries. It is shown that innovations to volatilities are correlated across assets and therefore can be used to measure and hedge geopolitical risk. We introduce a definition of geopolitical risk which is...
Persistent link: https://www.econbiz.de/10012824075
In this paper, we provide new empirical evidence of the relative usefulness of interval (density) and point forecasts of asset-return volatility, in the context of financial risk management using high frequency data. In our evaluation we use both statistical criteria (i.e., accuracy of...
Persistent link: https://www.econbiz.de/10013314352
Данная часть завершает серию консультационных публикаций Деана Фантаццини на тему «Эконометрический анализ финансовых данных в задачах управления риском». В...
Persistent link: https://www.econbiz.de/10013121134
Журнал продолжает публикацию консультации Дйана Фантаццини, посвященной эконометрическому анализу финансовых данных в задачах управления риском. В данном...
Persistent link: https://www.econbiz.de/10013121137
Финансовая эконометрика» - новый и крайне актуальный в прикладном плане раздел эконометрической науки, практически не представленный еще в русскоязычной...
Persistent link: https://www.econbiz.de/10013121139
The catastrophic failures of risk management systems in 2008 bring to the forefront the need for accurate and flexible estimators of market risk. Despite advances in the theory and practice of evaluating risk, existing measures are notoriously poor predictors of loss in high-quantile events. To...
Persistent link: https://www.econbiz.de/10013100621
We develop a news-enhanced risk model, which utilizes news sentiments to optimize the valuation of market risk. In particular, our model takes into account news sentiment scores, which value news of various sources according to their relevance for particular companies. A GJR-GARCHX model is...
Persistent link: https://www.econbiz.de/10013076443
We study implications of unpriced "granular measurement errors" -- idiosyncratic shocks to large firms that aren't well-diversified in market indices -- for asset pricing tests and propose alternative tests insensitive to them. We find stronger evidence of an intertemporal relation between the...
Persistent link: https://www.econbiz.de/10012849714