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The empirical literature of stock market predictability mainly suffers from model uncertainty and parameter instability. To meet this challenge, we propose a novel approach that combines the documented merits of diffusion indices, regime-switching models, and forecast combination to predict the...
Persistent link: https://www.econbiz.de/10013250734
This paper examines the stochastic behaviour of the realized betas within the one-factor CAPM for the six companies with the highest market capitalization included in the Spanish IBEX stock market index. Fractional integration methods are applied to estimate their degree of persistence at the...
Persistent link: https://www.econbiz.de/10012838240
This paper examines price effects related to witching days in the US stock market using both weekly and daily data for three major indices, namely the Dow Jones, SP500 and Nasdaq, over the period 2000-2021. First it analyses whether or not anomalies in price behaviour arise from witching by...
Persistent link: https://www.econbiz.de/10013323081
volatility índices (namely the originally created RTSVX and the new RVI that has replaced it), using daily data over the period … assumed to follow a white noise or autocorrelated process, it is confirmed by the rolling window estimation, and it holds for …
Persistent link: https://www.econbiz.de/10012908651
reforms which aim at opening these countries to trade and financial channels to the rest of the world. The estimation of time …
Persistent link: https://www.econbiz.de/10013316796
This study examines the impact of investors' buy and sell trades on Korean stock market volatility across two crisis … on volatility that depends on the type of investor trading and on the phase of the business cycle. Buy orders appear to … be more informative than sell orders since they mostly lower volatility in the pre-crisis periods, while sell and post …
Persistent link: https://www.econbiz.de/10012845690
This paper examines the relationship between aggregate insider trading (AIT) and stock market volatility using monthly …-run increase in stock market volatility; this can be attributed to a combination of insiders manipulating the timing and content of …-regulated market, it is plausible that the main driver of the increase in stock market volatility should be the information effect …
Persistent link: https://www.econbiz.de/10014347820
This paper analyses the explanatory power of the frequency of abnormal returns in the FOREX for the EURUSD, GBRUSD, USDJPY, EURJPY, GBPCHF, AUDUSD and USDCAD exchange rates over the period 1994-2019. Abnormal returns are detected using a dynamic trigger approach; then the following hypotheses...
Persistent link: https://www.econbiz.de/10012837673
describe the most typical features of capital markets like volatility clustering, excess kurtosis and fat tails. As empirical … evidence shows asymmetry is also a prominent feature of stock market returns volatility. The reaction of risk if stock returns …
Persistent link: https://www.econbiz.de/10010270556
This paper examines stock market integration between the ASEAN five and the US and China, respectively, over the period from November 2002 to March 2018. The linkages between both aggregate and financial sector stock indices (both weekly and monthly) are analysed using fractional integration and...
Persistent link: https://www.econbiz.de/10012891049