All empirical models of earnings processes in the literature assume agood deal of homogeneity. In contrast to this we model earnings processesallowing for lots of heterogeneity between agents. We also introduce an ex-tension to the linear ARMA model that allows that the initial convergenceto the...

The Welsh economy has undergone rapid structural change in recent years.This paper uses data from the New Earnings Survey to examine how earnings in Waleschanged relative to those of Great Britain between 1975 and 1994. There are five mainfindings. First, earnings of workers in Wales have...