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We investigate whether providers of high frequency news analytics affect the stock market. As identification, we exploit a unique experiment based on differences in news event classifications between different product releases of a major provider of news analytics. We document a causal effect of...
Persistent link: https://www.econbiz.de/10011252620
This paper examines the dynamics of returns and order imbalances across the KOSPI 200 cash, futures and option markets …. The information effect is more dominant than the liquidity effect in these markets. In addition, returns have more … predictability power for the future movements of prices than order imbalances. Information seems to be transmitted more strongly from …
Persistent link: https://www.econbiz.de/10005080730
upgrade improved information dissemination on the trading floor and reduced the latency in reporting trades and quotes. The …
Persistent link: https://www.econbiz.de/10010737890
investigate resource allocation decision and asset price dynamics under various sources of uncertainty, and to explore the micro …
Persistent link: https://www.econbiz.de/10010777089
events accompanied by information are followed by drift, while no-information ones result in reversals. One interpretation of …. Consistent with this hypothesis, information-based price changes are more strongly correlated with future earnings surprises than … no-information ones. Furthermore, drift exists only when the direction of the price move and of the change in analyst …
Persistent link: https://www.econbiz.de/10010587985
This paper examines the effect of hedging demand by various types of institutional investor on subsequent returns and volatility. Using data from the Taiwan Futures Exchange, empirical results indicate that the hedging demand of foreign investors has a significant negative impact on subsequent...
Persistent link: https://www.econbiz.de/10010719023
the thought that the market does not respond to new information instantaneously. This may be due to a delay in … dissemination to new price sensitive information or biases (under or over reaction) in the response of market participants to such … information. It may also be for the momentum effect related to herding in particular ‘positive feed back trading’ or â …
Persistent link: https://www.econbiz.de/10011137908
Many postulated relations in finance imply that expected asset returns strictly increase in an underlying characteristic. To examine the validity of such a claim, one needs to take the entire range of the characteristic into account, as is done in the recent proposal of Patton and Timmermann...
Persistent link: https://www.econbiz.de/10009747441
Many postulated relations in finance imply that expected asset returns should monotonically increase in a certain characteristic. To examine the validity of such a claim, one typically considers a finite number of return categories, ordered according to the underlying characteristic. A standard...
Persistent link: https://www.econbiz.de/10009739163
. Employing various proxies for asymmetric information and data from advanced and emerging bond markets, we review the evidence … that split ratings are caused by asymmetric information between firms and credit rating agencies. We then apply the debt …
Persistent link: https://www.econbiz.de/10011209759