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Following recent advances in the non-parametric realized volatility approach, we separately measure the discontinuous jump part of the quadratic variation process for individual stocks and incorporate it into heterogeneous autoregressive volatility models. We analyze the distributional...
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The aim of this paper is to assess the effectiveness and risk in the stock exchange market in Central and Eastern … and the risk and investment effectiveness analysis in the stock exchange market in CEE with regard to NYSE2‑LSE‑HKSE2 … to investment risk, the stock exchanges in CEE, due to dynamic development, are improving their investment position with …
Persistent link: https://www.econbiz.de/10012024103
This articlemodels the dependence risk and resource allocation characteristics of two 20-stock coal–uranium and oil … five risk measures. The paper's objectives are to find out if the oil and gas stocks are riskier than the coal and uranium … stocks, to identify the optimization method and risk measure that produce the best risk-return trade-off, to recognize the …
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Conditional value at risk (CoVaR) and marginal expected shortfall (MES) have been proposed as measures of systemic risk …. Some argue these statistics should be used to impose a “systemic risk tax” on financial institutions. These recommendations … systematic risk; and, (3) poorly measure asymptotic tail dependence in stock returns. We introduce a null hypothesis to separate …
Persistent link: https://www.econbiz.de/10014150174
the main challenges for regulators in terms of bank risk measurement. The study shows that substantial challenges for … discussion concerning proper risk measurement in regulatory frameworks, such as the Basel Accord or the European Banking …The latest financial crisis has exposed substantial weaknesses in the bank risk models used by national regulators as …
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