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We prove that it eliminates asymptotically all spurious detections. Monte Carlo results show that it performs also well in nite samples. In Dow Jones stocks, spurious detections represent up to 50% of the jumps detected initially between 2006 and 2008. For the majority of stocks, jumps do not...
Persistent link: https://www.econbiz.de/10010680442
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
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
result shows that assimilation by the market of any new information takes place alongside two simultaneous processes: a … the market of the new price level, that is, the quantitative measure of new information being assimilated. …
Persistent link: https://www.econbiz.de/10010859284
subject to a private information problem. The asset plays the role of a medium of exchange, but this role can be affected by … information, a set of experiments with adverse selection where the terminal value of notes are determined exogenously, and a set …
Persistent link: https://www.econbiz.de/10010817295
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
The monetary unit assumption of financial accounting assumes a stable currency (i.e., constant purchasing power over time). Yet, even during periods of low inflation or deflation, nominal financial statements violate this assumption. I posit that, while the effects of inflation are not...
Persistent link: https://www.econbiz.de/10011114513
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 shows that information effects per se are not responsible for the Giffen goods anomaly affecting traders …' demands in multi asset noisy, rational expectations equilibrium markets. The role that information plays in traders …
Persistent link: https://www.econbiz.de/10010547268