The overallotment or greenshoe option has become very popular in the German IPO market since its introduction in 1995 and is nowadays an important tool to stabilize IPOs or to issue additional shares in the case of excess demand. Besides providing evidence for the prevalence of price support...

The underpricing phenomenon of Initial Public Offerings (IPOs) has been widely studied across different stock markets around the world and has often been explained to be as a result of asymmetrically distributed information and ex-ante uncertainty. However, as Ritter and Welch (2002) argue to...

This study extends the standard consumption-based capital asset pricing model (C-CAPM) to include two additional factors related to firm size (SMB) and book-to-market value ratio (HML). The inclusion of HML improves mainly the fit of the low book-to-market portfolios, SMB, and HML that are not...

We propose a new test based on the no-arbitrage condition that compares cross-sectional variation in equity returns to the cross-sectional variation in their conditional covariance with the discount factors. Using the multivariate generalized heteroskedasticity in mean model (MGM) to estimate...

This paper develops the CCAPM model to allow for long-run risk in durable consumption. Allowing Epstein-Zin preferences to incorporate non-separability of durable and non-durable consumption in utility provides for an Euler equation which can be shown to provide a much better explanation of...

We examine the effectiveness of applying a trend following methodology to global asset allocation between equities, bonds, commodities and real estate. The application of trend following offers a substantial improvement in risk-adjusted performance compared to traditional buy-and-hold...

We show that combining momentum and trend following strategies for individual commodity futures can lead to portfolios which offer attractive risk adjusted returns which are superior to simple momentum strategies; when we expose these returns to a wide array of sources of systematic risk we find...