Results 31 to 40 of about 380,620 (306)

Stabilizing effect of volatility in financial markets [PDF]

open access: yesPhysical Review E, 2018
In financial markets, greater volatility is usually considered synonym of greater risk and instability. However, large market downturns and upturns are often preceded by long periods where price returns exhibit only small fluctuations. To investigate this surprising feature, here we propose using the mean first hitting time, i.e.
Valenti D, Fazio G, Spagnolo B
openaire   +5 more sources

Market dynamics immediately before and after financial shocks: quantifying the Omori, productivity and Bath laws [PDF]

open access: yes, 2010
We study the cascading dynamics immediately before and immediately after 219 market shocks. We define the time of a market shock T_{c} to be the time for which the market volatility V(T_{c}) has a peak that exceeds a predetermined threshold.
A. Joulin   +10 more
core   +2 more sources

EXCHANGE RATE VOLATILITY AND STOCK MARKET DEVELOPMENT: AN EMPIRICAL EVIDENCE FROM NIGERIA

open access: yesMalete Journal of Accounting and Finance, 2023
Recent evidence suggests that stock markets experience shift in volatility which can affect development of such markets. This study re-examines exchange rate volatility and stock market development in Nigeria using annual data from 1985-2020.
Ahmed Oluwatobi ADEKUNLE
doaj  

Analysis of the Relationship between Market Volatility and Firms Volatility on the Polish Capital Market

open access: yesDynamic Econometric Models, 2016
In this paper we investigate if the strength of firm-market volatility relationship has changed after subprime crisis on the Polish Capital Market. The empirical study concern the selected companies listed on the Warsaw Stock Exchange (WSE) from the construction and IT sectors in the 2004–2011 period.
Aneta Włodarczyk, Iwona Otola
openaire   +2 more sources

The pricing of volatility risk in the US equity market

open access: yesInternational Review of Financial Analysis, 2020
Abstract We analyse whether the pricing of volatility risk depends on the asset pricing framework applied in the tests, the specified volatility proxies, and the portfolio sorts used for spanning the asset universe. For this purpose, we compare the results using a macroeconomic and fundamental based asset pricing model using three proxies of ...
Lukas Hitz   +2 more
openaire   +3 more sources

Economic Policy Uncertainty and Chinese Stock Market Volatility: A CARR-MIDAS Approach

open access: yesComplexity, 2021
Intraday range (the difference between intraday high and low prices) is often used to measure volatility, which has proven to be a more efficient volatility estimator than the return-based one. Meanwhile, a growing body of studies has found that economic
Xinyu Wu, Tianyu Liu, Haibin Xie
doaj   +1 more source

Are the systemic risk spillovers of good and bad volatility in oil and global equity markets alike?

open access: yesEnergy Strategy Reviews, 2023
This paper explores the asymmetric connectedness of systemic risk between the oil and global stock markets in both the time and frequency domains. To do so, we introduce time-varying parametric vector autoregressive (TVP-VAR) spillover index models and ...
Qichang Xie, Jingrui Qin, Jianwei Li
doaj   +1 more source

How does stock market volatility react to oil shocks?

open access: yes, 2017
We study the impact of oil price shocks on the U.S. stock market volatility. We jointly analyze three different structural oil market shocks (i.e., aggregate demand, oil supply, and oil-specific demand shocks) and stock market volatility using a ...
Bastianin, Andrea, Manera, Matteo
core   +1 more source

On the correlation structure of microstructure noise in theory and practice [PDF]

open access: yes, 2008
We argue for incorporating the financial economics of market microstructure into the financial econometrics of asset return volatility estimation. In particular, we use market microstructure theory to derive the cross-correlation function between latent ...
Diebold, Francis X., Strasser, Georg H.
core   +3 more sources

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

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