The size premium, defined as the outperformance of equities of small and medium-sized companies compared with the shares of large companies, is subject to strong cyclical fluctuations over time. This study examines the predictability of this premium for the Swiss stock market. The forecasts used...

In this paper, we extend Bossaerts' (2004) analysis of the implications of the efficient learning market hypothesis (ELM) for asset prices by reformulating it in a GMM setting. Our representation is more amenable to widespread application and allows the econometrician, in testing ELM, to make...

In the summer of 2018 the shares of New Concept Energy and Avalon Holdings increased more than 500% and then fell back down without any news or rumours about the companies. Using court documents we reconstruct the trades by an alleged manipulator, we analyze his strategic trading behavior and...