In this paper we model the adjustment process of European Union Allowance(EUA) prices to the releases of announcements at high-frequency controlling forintraday periodicity, volatility clustering and volatility persistence. We ¯nd thatthe high-frequency EUA price dynamics are very well captured...

This paper examines the unification of non-voting preference shares into a one share one vote structure using a sample of all German dual-class companies from 1987 until 2003. We test several hypotheses with regard to the reasons for the abolition of preference shares.First, as the separation of...