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Model Averaging in Risk Management with an Application to Futures Markets
Pesaran, M. Hashem (contributor);  … - 2008
Persistent link: https://www.econbiz.de/10003641741
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Persistence in high frequency financial data
Caporale, Guglielmo Maria; Plastun, Alex - 2022
This paper investigates persistence in high-frequency, intraday data (and also daily and monthly ones) in the case of the EuroStoxx 50 futures over the period from 2002 to 2018 (720 million trade records) using R/S analysis and the Hurst exponent as a measure of persistence. The results indicate...
Persistent link: https://www.econbiz.de/10013419363
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Imputing monthly values for quarterly time series : an application performed with Swiss business cycle data
Abberger, Klaus; Graff, Michael; Müller, Oliver; … - 2022
This paper documents a comparative application of algorithms to deal with the problem of missing values in higher frequency data sets. We refer to Swiss business tendency survey (BTS) data which are conducted in both monthly and quarterly frequency, where an information sub-set is collected at...
Persistent link: https://www.econbiz.de/10013482570
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Forecasting random walks under drift instability
Pesaran, M. Hashem (contributor); Pick, Andreas (contributor) - 2008
Persistent link: https://www.econbiz.de/10003711763
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Modelling long-run trends and cycles in financial time series data
Caporale, Guglielmo Maria (contributor);  … - 2008
This paper proposes a very general time series framework to capture the long-run behaviour of financial series. The suggested model includes linear and non-linear time trends, and stationary and nonstationary processes based on integer and/or fractional degrees of differentiation. Moreover, the...
Persistent link: https://www.econbiz.de/10003720605
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Seven pitfalls of technical analysis
Caporale, Guglielmo Maria; Plastun, Alex - 2023
This paper examines the main drawbacks of technical analysis. Although this is widely used by practitioners, from an academic perspective it can only be seen as a form of "voodoo finance". In particular, it runs into the following pitfalls: Subjectivity; Doubtful assumptions; Unjustified...
Persistent link: https://www.econbiz.de/10013489574
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Macro-financial linkages in the high-frequency domain : the effects of uncertainty on realized volatility
Caporale, Guglielmo Maria; Karanasos, Menelaos; Yfanti, … - 2019
This paper estimates a bivariate HEAVY system including daily and intra-daily volatility equations and its macro …-augmented asymmetric power extension. It focuses on economic factors that exacerbate stock market volatility and represent major threats to … commodity markets on stock market realized volatility. Specifically, Economic Policy Uncertainty is shown to be one of the main …
Persistent link: https://www.econbiz.de/10012158736
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Persistence in the Russian stock market volatility indices
Caporale, Guglielmo Maria; Gil-Alaña, Luis A.; … - 2018
volatility índices (namely the originally created RTSVX and the new RVI that has replaced it), using daily data over the period …
Persistent link: https://www.econbiz.de/10011903723
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The existence of informationally efficient markets when individuals are rational
Muendler, Marc-Andreas - 2004
A rational-expectations equilibrium with positive demand for financial information does exist under fully revealing asset price - contrary to a wide-held conjecture. Generalizing the common additive signal-return model with CARA utility to the family of distributions with moment generating...
Persistent link: https://www.econbiz.de/10011451345
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Is market fear persistent? : a long-memory analysis
Caporale, Guglielmo Maria; Gil-Alaña, Luis A.; … - 2017
This paper investigates the degree of persistence of market fear. Specifically, two different long-memory approaches (R/S analysis with the Hurst exponent method and fractional integration) are used to analyse persistence of the VIX index over the sample period 2004-2016, as well as some...
Persistent link: https://www.econbiz.de/10011669019