In many real phenomena the behaviour of a certain variable, subjected to different regimes, depends on the state of other variables or the same variable observed in other subjects, so the knowledge of the state of the latter could be important to forecast the state of the former. In this paper a...

This paper argues that the linear price-dividend relationship as predicted in the Gordon model breaks down in regimes of high inflation and deflation. Using data for the US and the UK over the period from 1871 to 2002, nonlinear estimates support the prediction of the model.