In this paper we investigate the impact of UK macroeconomic news announcements on selected futures contracts and exchange rates. We include a wide set of scheduled public news announcements in our study, including official interest rate decisions. We investigate whether the reaction to these...

The UK stockmarket is tested for mean variance efficiency (MVE) in the sense that sectoral stock returns satisfy the restrictions implied by CAPM. There are two main innovations in the paper. One is the use of a model for excess returns in which the conditional covariance matrix of returns...