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equity market returns and volatility over the period 1998–2006. First, both types of news have a significant impact on market … reports lowers price volatility. Finally, American emerging markets react more to U.S. news than non-American markets …
Persistent link: https://www.econbiz.de/10003852244
Hard-to-value stocks provide opportunities for managers to exploit their informational advantage through trading on their firms' and their own personal accounts. In contrast to the prediction that such transactions reflect private information about future events, they are contrarian and heavily...
Persistent link: https://www.econbiz.de/10012816430
This paper examines short sales transaction volumes on the first trading day of 610 initial public offerings (IPOs) from 2011 to 2015. The tests provide evidence of informed trading immediately at the IPO. Results reveal that short selling volume on the first trading day of the IPO is...
Persistent link: https://www.econbiz.de/10011874714
The signaling hypothesis suggests that firms have incentives to underprice their initial public offerings (IPOs) to signal their quality to the outside investors and to issue seasoned equity (SEO) at more favorable terms. While the initial empirical evidence on the signaling hypothesis was weak,...
Persistent link: https://www.econbiz.de/10009775653
. Announcements of both institutes are also clearly and immediately reflected in the volatility, which remains at a significantly … higher level for approximately two minutes slightly elevated for approximately 15 minutes. Combining returns and volatility … in a GARCH(1,1)-model, the paper reveals that significant increases in volatility only show up in the presence of …
Persistent link: https://www.econbiz.de/10003814068
idiosyncratic volatility and subsequent stock returns (the idiosyncratic volatility puzzle). We find that surprisingly many existing … puzzle in individual stocks and 78-84% of the puzzle in idiosyncratic volatility-sorted portfolios. Our methodology can be …
Persistent link: https://www.econbiz.de/10009699414
In the three-factor model of Fama and French (1993), portfolio returns are explained by the factors Small Minus Big (SMB and High Minus Low (HML) which capture returns related to firm capitalization (size) and the book-to-market ratio (B/M). In the standard approach of the model, both the test...
Persistent link: https://www.econbiz.de/10009664476
on subsequent stock market returns and exacerbates stock market volatility. Furthermore, stocks with large, negative …
Persistent link: https://www.econbiz.de/10011412095
We build an equilibrium model to explain why stock return predictability concentrates in bad times. The key feature is that investors use different forecasting models, and hence assess uncertainty differently. As economic conditions deteriorate, uncertainty rises and investors' opinions...
Persistent link: https://www.econbiz.de/10011721618
impact. Stock options on firms with establishments exposed to the landfall region exhibit increases in implied volatility of …
Persistent link: https://www.econbiz.de/10012181922