The main focus of this paper is on the accuracy of predicted wages for the nonemployed. We first examine whether the three groups of non-employed–the unemployed, the marginally attached, and the not in the labour force–should be modelled separately or together. We conclude that these are...

GARCH-type models have been very successful in describing the volatility dynamics of financial return series for short periods of time. However, for example macroeconomic events may cause the structure of volatility to change and the assumption of stationarity is no longer plausible. In order to...