This paper presents a new method to detect informed trading activities in the options markets.An option trade is identified as informed when it is characterized by an unusual largeincrement in open interest and volume, induces large gains, and is not hedged in the stock market.For the period...

This paper studies the short- and long-run announcement effects of declaring compliance with the German Corporate Governance Code (the Code). We examine a unique, hand-collected data set of 317 German listed firms from 2002-2005. First, we present evidence from an analysis of firms compliance...

A common method of valuing the equity in leveraged transactions is the flows-to-equity method whereby the free cash flow available to equity holders is discounted at the cost of equity. This method uses a standard definition of equity free cash flow, but the cost of equity varies over time as...

Recent empirical work shows that a better legal environment leads to lowerexpected rates of return in an international cross-section of countries. Thispaper investigates whether differences in firm-specific corporate governancealso help to explain expected returns in a cross-section of firms...

Die aktuelle Corporate Governance Literatur stützt die verbreitete Hypothe-se, dass sicht „gute“ Corporate Governance durch eine höhere Unterneh-mensbewertung manifestiert. Die Mehrzahl der empirischen Studien unter-sucht jedoch nur ausgewählte Corporate Governance Mechanismen...

Using a comprehensive set of listed Swiss companies, our findings suggestthat the size of the board of directors is an independent control mechanism.However, in contrast to previous studies, we do not find a significant rela-tionship between board size and firm performance. This suggests that...

The goal of this paper is to assess, for the first time, the empirical impact of "Kaynes' beauty contest", or "higher order belief", on asset price volatility. The paper shows that heterogeneous expectations induce higher order beliefs and that heterogeneous expectation asset pricing models...

We examine the underpricing and long-term performance of a broad set ofSwiss IPOs from 1983 to 2000. The average market adjusted initial return is34.97%. Our results support the ex ante uncertainty hypothesis, the signal-ling hypothesis and, to some extent, the market cyclicality hypothesis...