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fifth risk factor based on realized volatility of index returns. Moreover, instead of using data for stocks of a particular … investable equity indices in the period of 2000-2015. Such an approach is proposed to estimate an equity risk premium for a … years we illustrate the importance of model risk and data overfitting effects when drawing conclusions upon results of …
Persistent link: https://www.econbiz.de/10012011864
lower risk level and the reverse is true at a higher risk level. Our SD analysis shows that there is no arbitrage … opportunity between international and domestic stock markets; domestically diversified portfolios with smaller risk dominate … internationally diversified portfolios with larger risk and vice versa; and at the same risk level, there is no difference between the …
Persistent link: https://www.econbiz.de/10011843243
The COVID-19 pandemic, declared on March 11, 2020 by the World Health Organisation (WHO), has had a severe economic and financial impact on every economy around the world. This paper aims to analyze the short-term impact of COVID-19 on global financial stock market indices. We study the impact...
Persistent link: https://www.econbiz.de/10014544467
This study investigates the impact of commodity price volatility spillovers on financial sector stability. Specifically, the study investigates the spillover effects between oil and food price volatility and the volatility of a key macroeconomic indicator of importance to financial stability:...
Persistent link: https://www.econbiz.de/10013199514
-border investments as investors search for higher risk-adjusted returns. This ability to invest internationally has raised the attention … given to emerging markets that offer higher risk-adjusted returns relative to developed markets. However, despite the …: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/10013201388
multivariate GARCH models. Our results indicate that the risk spillover has reached the highest level during the COVID-19 period …, compared to the pre-COVID period, which means that the COVID-19 pandemic enforced the risk spillover between U.S. stock markets … managers and investors to reduce their exposure to the risk in their portfolio construction. …
Persistent link: https://www.econbiz.de/10012611779
This study examines the adaptive market hypothesis (AMH) in relation to time-varying market efficiency by using three tests, namely Generalized Spectral (GS), Dominguez-Lobato (DL) and the automatic portmanteau test (AP) test on four-digital currencies; Bitcoin, Monaro, Litecoin, and Steller...
Persistent link: https://www.econbiz.de/10012657562
The efficient market hypothesis describes an efficient market as one in which investors cannot consistently predict stock returns because prices instantly reflect all the information flowing into the market. However, return predictability has been documented in many markets. This study tests the...
Persistent link: https://www.econbiz.de/10014001391
This study proposes a process for observing evidence of insider trading in the Athens Stock Exchange (ASE). This is performed by building an environment which, based upon previous research, common sense and information technology, may be used for observing such evidence. It is designed to be...
Persistent link: https://www.econbiz.de/10010317886
In recent years, especially in the aftermath of the global financial meltdown, the performance of South Asia capital markets has attracted the attention of the researchers and investors across the globe. The resilient shown provides the impetus to examine the efficient market hypothesis in these...
Persistent link: https://www.econbiz.de/10011938297