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Capital structure and bank profitability in Vietnam : a quantile regression approach
Le, Tu D. Q.; Nguyen, Dat T. - In: Journal of risk and financial management : JRFM 13 (2020) 8/168, pp. 1-17
We empirically investigate the impact of capital structure on bank profitability using a quantile regression method in the Vietnamese banking system during 2007-2019. Our results suggest that the nonlinear relationship between capitalization and bank profitability is only significant at the 90th...
Persistent link: https://www.econbiz.de/10012322207
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Nonlinear time series modeling : a unified perspective, algorithm and application
Mukhopadhyay, Subhadeep; Parzen, Emanuel - In: Journal of risk and financial management : JRFM 11 (2018) 3, pp. 1-17
A new comprehensive approach to nonlinear time series analysis and modeling is developed in the present paper. We introduce novel data-specific mid-distribution-based Legendre Polynomial (LP)-like nonlinear transformations of the original time series {Y(t)} that enable us to adapt all the...
Persistent link: https://www.econbiz.de/10011895744
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The fundamental equation in tourism finance
McAleer, Michael - In: Journal of risk and financial management : JRFM 8 (2015) 4, pp. 369-374
The purpose of the paper is to present the fundamental equation in tourism finance that connects tourism research to empirical finance and financial econometrics. The energy industry, which includes, oil, gas and bio-energy fuels, together with the tourism industry, are two of the most important...
Persistent link: https://www.econbiz.de/10011545065
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The impact of the U.S. macroeconomic variables on the CBOE VIX Index
Prasad, Akhilesh; Bakhshi, Priti; Seetharaman, Arumugam - In: Journal of risk and financial management : JRFM 15 (2022) 3, pp. 1-25
The purpose of this study is to find the influence of various macroeconomic factors on the volatility index, as … macroeconomic factors affect stock market volatility, resulting in an impact on the VIX Index, representing the risk in the stock … market. To estimate the significance and importance of the U.S. macroeconomic variables on stock market volatility and risk …
Persistent link: https://www.econbiz.de/10013163867
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Measures of volatility, crises, sentiment and the role of U.S. "fear" index (VIX) on herding in BRICS (2007-2021)
Zhang, Hang; Giouvris, Evangelos - In: Journal of risk and financial management : JRFM 15 (2022) 3, pp. 1-42
We look into determinants (volatility, crises, sentiment and the U.S. ‘fear’ index) of herding using BRICS as our … relationship between volatility and CSAD (cross sectional absolute deviation)/herding, a lower CSAD (movement in a specific … direction) brings about less volatility. However, a high volatility amplifies herding (reduces CSAD), especially in China …
Persistent link: https://www.econbiz.de/10013164975
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The impact of ESG ratings on the systemic risk of European blue-chip firms
Eratalay, Mustafa Hakan; Cortés Ángel, Ariana Paola - In: Journal of risk and financial management : JRFM 15 (2022) 4, pp. 1-41
indicate that (1) the volatility of a stock’s returns and its centrality measures in the stock network are the main sources … exposure compared to firms with lower ESG ratings and (3) COVID-19 augmented the partial effects of volatility, centrality …
Persistent link: https://www.econbiz.de/10013168839
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Net buying pressure and informed trading in the options market : evidence from earnings announcements
Badshah, Ihsan Ullah; Koerniadi, Hardjo - In: Journal of risk and financial management : JRFM 15 (2022) 2, pp. 1-9
trading around quarterly earnings announcements is either directionally motivated and/or volatility motivated. We found … volatility-motivated option trading, and our results suggest that this type of option trading could be motivated by hedging …
Persistent link: https://www.econbiz.de/10012818141
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A comparative analysis of the nature of stock return volatility in BRICS and G7 markets
Muguto, Lorraine; Muzindutsi, Paul-Francois - In: Journal of risk and financial management : JRFM 15 (2022) 2, pp. 1-27
growing importance of emerging markets, the literature on the nature of volatility in global markets is typified by … volatility in developed G7 and emerging BRICS markets. Broad market index data and GARCH models over the period 2003 …:01–2020:08 were employed. The study found evidence of volatility persistence, asymmetry, mean reversion and weak evidence of a risk …
Persistent link: https://www.econbiz.de/10012872753
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Asymmetry and leverage with news impact curve perspective in Australian stock returns' volatility during COVID-19
Iqbal, Najam; Manzoor, Muhammad Saqib; Bhatti, Muhammad … - In: Journal of risk and financial management : JRFM 14 (2021) 7, pp. 1-15
This paper studies the effect of COVID-19 on the volatility of Australian stock returns and the effect of negative and … positive news (shocks) by investigating the asymmetric nature of the shocks and leverage impact on volatility. We employ a … than the GARCH model in estimating the volatility of the Australian stock returns. However, another interesting finding is …
Persistent link: https://www.econbiz.de/10012622818
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Bitcoin return volatility forecasting : a comparative study between GARCH and RNN
Shen, Ze; Wan, Qing; Leatham, David J. - In: Journal of risk and financial management : JRFM 14 (2021) 7, pp. 1-18
One of the notable features of bitcoin is its extreme volatility. The modeling and forecasting of bitcoin volatility … volatility were founded on econometric models. Research on bitcoin volatility forecasting using machine learning algorithms is … bitcoin's return volatility and Value at Risk. The objective of this study is to compare their out-of-sample performance in …
Persistent link: https://www.econbiz.de/10012626254