Showing 1 - 10 of 562
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 estimates a bivariate HEAVY system including daily and intra-daily volatility equations and its macro …-augmented asymmetric power extension. It focuses on economic factors that exacerbate stock market volatility and represent major threats to … commodity markets on stock market realized volatility. Specifically, Economic Policy Uncertainty is shown to be one of the main …
Persistent link: https://www.econbiz.de/10012844423
This paper uses a modelling framework which includes two singularities (or poles) in the spectral density function, one corresponding to the long-run (zero) frequency and the other to the cyclical (non-zero) frequency. The adopted specification is very general, since it allows for fractional...
Persistent link: https://www.econbiz.de/10012859046
This paper applies fractional integration and cointegration methods to examine respectively the univariate properties of the four main cryptocurrencies in terms of market capitalization (BTC, ETH, USDT, BNB) and of four US stock market indices (S&P500, NASDAQ, Dow Jones and MSCI for emerging...
Persistent link: https://www.econbiz.de/10014239604
We revisit and extend the study by Chordia et al. (2014) which documents that, in recent years, increased liquidity has significantly decreased exploitable returns of capital market anomalies in the US. Using a novel international dataset of arbitrage portfolio returns for four well-known...
Persistent link: https://www.econbiz.de/10012908691
response analysis. Second, we examine the announcements effects on market volatility in a more detailed fashion by … adequately analyze both conditional mean and volatility effects. …
Persistent link: https://www.econbiz.de/10010323014
This paper investigates persistence in high-frequency, intraday data (and also daily and monthly ones) in the case of the EuroStoxx 50 futures over the period from 2002 to 2018 (720 million trade records) using R/S analysis and the Hurst exponent as a measure of persistence. The results indicate...
Persistent link: https://www.econbiz.de/10014242794
In this paper, we employ a registry of legal insider trading for Dutch listed firms to investigate the information content of trades by corporate insiders. Using a standard event-study methodology, we examine short-term stock price behavior around trades. We find that purchases are followed by...
Persistent link: https://www.econbiz.de/10010274331
This paper examines persistence, structural breaks and non-linearities in the case of five European stock market indices, namely the FTSE100 (UK), DAX30 (Germany), CAC40 (France), IBEX35 (Spain) and FTSE MIB40 (Italy), using fractional integration methods. The empirical results provide no...
Persistent link: https://www.econbiz.de/10012052773
This paper applies fractional integration and cointegration methods to examine respectively the univariate properties of the four main cryptocurrencies in terms of market capitalization (BTC, ETH, USDT, BNB) and of four US stock market indices (S&P500, NASDAQ, Dow Jones and MSCI for emerging...
Persistent link: https://www.econbiz.de/10013427736