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This paper studies bivariate tail comovements on financial markets that are of crucial importance for the world economy: the S&P 500, US bonds, and currencies. We propose to study that form of dependence under the lens of cojump identification in a bivariate Brownian semimartingale with...
Persistent link: https://www.econbiz.de/10010939657
This paper presents an empirical investigation of scaling and multifractal properties of US Dollar–Deutschemark (USD–DEM) returns. The data set is ten years of 5-min returns. The cumulative return distributions of positive and negative tails at different time intervals are linear in the...
Persistent link: https://www.econbiz.de/10010872935
This article models 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 …
Persistent link: https://www.econbiz.de/10010939452
usual tests. The empirical results emphasize several patterns, such as certain estimation models produce risk estimates more …
Persistent link: https://www.econbiz.de/10011209909
Current practice largely follows restrictive approaches to market risk measurement, such as historical simulation or … cross-fertilize the academic and practitioner communities, promoting improved market risk measurement technologies that draw … produce more accurate risk assessments, treating both portfolio-level and asset-level analysis. Asset-level analysis is …
Persistent link: https://www.econbiz.de/10011271444
Amid its rapidly increasing usage and immense public interest the subject of Bitcoin has raised profound economic and societal issues. In this paper we undertake economic and econometric modelling of Bitcoin prices. As with many asset classes we show that Bitcoin exhibits speculative bubbles....
Persistent link: https://www.econbiz.de/10011263425
In both corporate finance and asset pricing empirical work, researchers are often confronted with panel data. In these data sets, the residuals may be correlated across firms and across time, and OLS standard errors can be biased. Historically, the two literatures have used different solutions...
Persistent link: https://www.econbiz.de/10005040616
forecasts in portfolio allocation to density forecasting in risk management. Sections 3, 4 and 5 present a variety of …
Persistent link: https://www.econbiz.de/10005829302
This paper provides a general framework for integration of high-frequency intraday data into the measurement … the large covariance matrices relevant in asset pricing, asset allocation and financial risk management applications. …
Persistent link: https://www.econbiz.de/10005774835
A rapidly growing literature has documented important improvements in financial return volatility measurement and …
Persistent link: https://www.econbiz.de/10005049940