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The informed options trading hypothesis posits that option prices lead stock prices. In this paper, we extended the research on this hypothesis to open-market share repurchases. Empirical tests showed that the implied volatility spread was not significantly related to buy-and-hold abnormal stock...
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Moral und Ökonomie -- Moralische Präferenzen auf Kapitalmärkten: Relevanz und Auswirkungen auf der Mikroebene -- Moralische Präferenzen auf Kapitalmärkten: eine theoriebasierte Betrachtung der induzierten Auswirkungen auf der Makroebene -- Systematische Kapitalmarktreaktionen auf...
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On average, stock prices rise around scheduled earnings announcement dates. We show that this earnings announcement premium is large, robust, and strongly related to the fact that volume surges around announcement dates. Stocks with high past announcement period volume earn the highest...
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