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Recently, several copula-based approaches have been proposed for modeling stationary multivariate time series. All of them are based on vine copulas, and they differ in the choice of the regular vine structure. In this article, we consider a copula autoregressive (COPAR) approach to model the...
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This research is an extension of our previous work [Debnath and Srivastava (2021)]. In that paper, we designed a portfolio based on data taken from National Stock Exchange (NSE), India, during 1 January 2020 to 31 December 2020 and performance of that portfolio in real-life situation was...
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Stock markets around the world experienced a massive collapse during the first wave of COVID-19. Roughly in the month of January 2021, the second wave of COVID-19 struck in India, reaching its peak in May, and by the end of May, the active cases started to decline. A third wave is again...
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18 April 2019 are employed within the Ensemble Empirical Mode Decomposition and Quantile-in-Quantile regression …
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associated extreme quantile dependence usinglinear and non linear quantile regression approach. Our goal in this paper is … todemonstrate that the relationship between the volatility and market return as quantifiedby Ordinary Least Square (OLS) regression … between price and volatility. In the empiricalanalysis we compare the results from linear quantile regression (LQR) and …
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