CAPM betas are generally estimated from historical data and applied to a future period. There is widespread evidence that the CAPM betas vary considerably over time and this raises two questions: can this variation be explained and can it be forecast better than the 'five-year rule of thumb'...

This paper examines long-run convergence between US, UK and seven European stock markets. We report evidence to suggest that while real short-run diversification gains may occur, in general they tend to be short-lived. However we also find that US and UK markets are relatively less bound to a...

We investigate the existence and source of equilibrium mean reversion in UK non-financial and financial asset prices over the period 6 April, 1981, through 31 October, 1995. Our results indicate substantial expected transitory components in commodity and metals markets but report expected mean...

Using theoretical foundations, VAR restrictions are imposed allowing demand and supply sources of output movement to be distinguished and the effects of their shocks on stock prices to be analysed. Stock prices are sensitive to all shocks although the influence from the real economy to the stock...