A model of profits switches between four regimes with fixed probabilities; the rationally expected profits stream implies the stock market value. This efficient market model is not rejected by UK post-war time-series behaviour of either profits or the FTSE index.

Stochastic simulations are used on the Liverpool Model of the UK to assess the effect of macroeconomic stability of the UK adopting the Euro. Instability increases substantially, particularly for inflation and real interest rates. A key factor is the extent of the Euro's instability against the...

Macro models generally assume away heterogeneous welfare in assessing policies. We investigate here within two aggregative models - one with a representative agent, the other a long-used forecasting model of the UK - whether allowing for differences in welfare functions (specifically between...