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Equity market contagion in return volatility during Euro Zone and global financial crises : evidence from FIMACH model

Quoreshi, A. M. M. Shahiduzzaman; Uddin, Reaz; … - In: Journal of risk and financial management : JRFM 12 (2019) 2/94, pp. 1-18

The current paper studies equity markets for the contagion of squared index returns as a proxy for stock market … squared stock returns of all 35 stock indices studied. Empirical findings show the evidence of contagion during the global … financial crisis (GFC) and Euro Zone crisis (EZC). The intensity of contagion varies depending on its sources. This implies that …

Persistent link: https://www.econbiz.de/10012022043

Revisiting structural modeling of credit risk : evidence from the credit default swap (CDS) market

Huang, Zhijian; Luo, Yuchen - In: Journal of risk and financial management : JRFM 9 (2016) 2, pp. 1-20

The ground-breaking Black-Scholes-Merton model has brought about a generation of derivative pricing models that have been successfully applied in the financial industry. It has been a long standing puzzle that the structural models of credit risk, as an application of the same modeling paradigm,...

Persistent link: https://www.econbiz.de/10011543979

Book-to-market decomposition, net share issuance, and the cross section of global stock returns

Blackburn, Douglas W.; Cakici, Nusret - In: Journal of risk and financial management : JRFM 12 (2019) 2/90, pp. 1-29

This paper provides global evidence supporting the hypothesis that expected return models are enhanced by the inclusion of variables that describe the evolution of book-to-market-changes in book value, changes in price, and net share issues. This conclusion is supported using data representing...

Persistent link: https://www.econbiz.de/10012022063

Optimism in financial markets : stock market returns and investor sentiments

Limongi, Chiara Concetto; Ravazzolo, Francesco - In: Journal of risk and financial management : JRFM 12 (2019) 2/85, pp. 1-14

This paper investigates how investor sentiment affects stock market returns and evaluates the predictability power of sentiment indices on U.S. and EU stock market returns. As regards the American example, evidence shows that investor sentiment indices have an economic and statistical...

Persistent link: https://www.econbiz.de/10012022093

Quasi-maximum likelihood estimation for long memory stock transaction data - under conditional heteroskedasticity framework

Quoreshi, A. M. M. Shahiduzzaman; Uddin, Reaz; Khan, … - In: Journal of risk and financial management : JRFM 12 (2019) 2/74, pp. 1-13

This paper introduces Quasi-Maximum Likelihood Estimation for Long Memory Stock Transaction Data of unknown underlying distribution. The moments with conditional heteroscedasticity have been discussed. In a Monte Carlo experiment, it was found that the QML estimator performs as well as CLS and...

Persistent link: https://www.econbiz.de/10012022130

Arbitrage free approximations to candidate volatility surface quotations

Madan, Dilip B.; Schoutens, Wim - In: Journal of risk and financial management : JRFM 12 (2019) 2/69, pp. 1-21

It is argued that the growth in the breadth of option strikes traded after the financial crisis of 2008 poses difficulties for the use of Fourier inversion methodologies in volatility surface calibration. Continuous time Markov chain approximations are proposed as an alternative. They are shown...

Persistent link: https://www.econbiz.de/10012022144

A survey on efficiency and profitable trading opportunities in cryptocurrency markets

Kyriazis, Nikolaos A. - In: Journal of risk and financial management : JRFM 12 (2019) 2/67, pp. 1-17

This study conducts a systematic survey on whether the pricing behavior of cryptocurrencies is predictable. Thus, the Efficient Market Hypothesis is rejected and speculation is feasible via trading. We center interest on the Rescaled Range (R/S) and Detrended Fluctuation Analysis (DFA) as well...

Persistent link: https://www.econbiz.de/10012022153

Efficient numerical pricing of American call options using symmetry arguments

Stentoft, Lars - In: Journal of risk and financial management : JRFM 12 (2019) 2/59, pp. 1-26

This paper demonstrates that it is possible to improve significantly on the estimated call prices obtained with the regression and simulation-based least-squares Monte Carlo method by using put-call symmetry. The results show that, for a large sample of options with characteristics of relevance...

Persistent link: https://www.econbiz.de/10012022212

Spillover effects of US QE and QE tapering on African and Middle Eastern stock indices

Papadamou, Stephanos; Kyriazis, Nikolaos A.; Tzeremes, … - In: Journal of risk and financial management : JRFM 12 (2019) 2/57, pp. 1-20

In this paper, we study spillover effects on the stock markets of six African and nine Middle Eastern emerging economies before, during, and after the implementation of unconventional monetary policies by the United States Federal Reserve (US Fed). Weekly data covering the pre-quantitative...

Persistent link: https://www.econbiz.de/10012022217

Herding in smart-beta investment products

Krkoska, Eduard; Schenk-Hoppé, Klaus Reiner - In: Journal of risk and financial management : JRFM 12 (2019) 1/47, pp. 1-14

We highlight herding of investors as one major risk factor that is typically ignored in statistical approaches to portfolio modelling and risk management. Our survey focuses on smart-beta investing where such methods and investor herding seem particularly relevant but its negative effects have...

Persistent link: https://www.econbiz.de/10012022287