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Conditional correlations in the returns on oil companies stock prices and their determinants
Giovannini, Massimo; Grasso, Margherita; Lanza, Alessandro - 2004
The identification of the forces that drive stock returns and the dynamics of their associated volatilities is a major concern in empirical economics and finance. This analysis is particularly relevant for determining optimal hedging strategies based on whether shocks to the volatilities of...
Persistent link: https://www.econbiz.de/10011603089
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Cyber-attacks and cryptocurrencies
Caporale, Guglielmo Maria; Kang, Woo-Young; Spagnolo, Fabio - 2020
This paper provides some comprehensive evidence on the effects of cyber-attacks on the returns, realized volatility and …
Persistent link: https://www.econbiz.de/10012171767
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The structure of cryptocurrency returns
Shams, Amin - 2020
This paper documents a persistent structure in cryptocurrency returns and analyzes a broad set of characteristics that explain this structure. The results show that similarities in size, trading volume, age, consensus mechanism, and token industries drive the structure of cryptocurrency returns....
Persistent link: https://www.econbiz.de/10012216714
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Good vs. bad volatility in major cryptocurrencies : the dichotomy and drivers of connectedness
Sila, Jan; Kočenda, Evžen; Krištoufek, Ladislav; … - 2023
, making the study of their volatility crucial for portfolio managers and traders. We investigate the volatility connectedness … dynamics of a representative set of eight major crypto assets. Methodologically, we decompose the measured volatility into …. Furthermore, existing asymmetry from good and bad volatility indicates that information about market downturns spills over …
Persistent link: https://www.econbiz.de/10014333968
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Multivariate variance ratio statistics
Hong, Seok Young; Linton, Oliver; Zhang, Hui Jun - 2014
We propose several multivariate variance ratio statistics. We derive the asymptotic distribution of the statistics and scalar functions thereof under the null hypothesis that returns are unpredictable after a constant mean adjustment (i.e., under the Efficient Market Hypothesis). We do not...
Persistent link: https://www.econbiz.de/10010365211
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Dissection of Bitcoin's multiscale bubble history : from January 2012 to February 2018
Gerlach, Jan-Christian; Demos, Guilherme; Sornette, Didier - 2018
We present a detailed bubble analysis of the Bitcoin to US Dollar price dynamics from January 2012 to February 2018. We introduce a robust automatic peak detection method that classifies price time series into periods of uninterrupted market growth (drawups) and regimes of uninterrupted market...
Persistent link: https://www.econbiz.de/10011899669
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Global demand and supply sentiment : evidence from earnings calls
Taskin, Temel; Ruch, Franz Ulrich - 2023 - Last updated: June 30, 2023
This paper quantifies global demand, supply and uncertainty shocks and compares two major global recessions: the 2008-09 Great Recession and the COVID-19 pandemic. We use two alternate approaches to decompose economic shocks: text mining techniques on earning call transcripts and a structural...
Persistent link: https://www.econbiz.de/10014456396
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The impacts of global risk and US monetary policy on US Dollar exchange rates and excess currency returns
Bernoth, Kerstin; Herwartz, Helmut; Trienens, Lasse - 2023
We examine the causal relationship between US monetary policy shocks, exchange rates and currency excess returns for a sample of eight advanced countries over the period 1980M1 to 2022M11. We find that the dynamics of the US dollar exchange rate is the main driver of currency excess returns. The...
Persistent link: https://www.econbiz.de/10014305726
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Conditional Correlations in the Returns on Oil Companies Stock Prices and Their Determinants
Manera, Matteo; Giovannini, Massimo; Grasso, Margherita; … - 2004
The identification of the forces that drive stock returns and the dynamics of their associated volatilities is a major concern in empirical economics and finance. This analysis is particularly relevant for determining optimal hedging strategies based on whether shocks to the volatilities of...
Persistent link: https://www.econbiz.de/10011324953
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How does liquidity react to stress periods in a limit order market?
Beltran Lopez, Helena; Durré, Alain; Giot, Pierre - 2004
This paper looks at the interplay of volatility and liquidity on the Euronext trading platform during the December 2 …-traded stocks on Euronext, we study the ex-ante liquidity vs volatility and ex-post liquidity vs volatility relationships to … ascertain if the high volatility led to decreases in liquidity and large trading costs. We show that the provision of liquidity …
Persistent link: https://www.econbiz.de/10011626249