This paper deals with the identification of, and explanations for, co-movement in regional business cycles using data for Australian states and territories (regions). We show that both raw growth rates and the deviations from a Hodrick-Prescott trend reflect noise in the series as well as any...

In this paper we examine Australian data on national and regional employment numbers, focusing in particular on whether there have been common national and regional changes in the volatility of employment. A subsidiary objective is to assess whether the results derived from traditional growth...

In this paper we examine the volatility of aggregate output and employment in Australia with the aid of a frequency filtering method (the Butterworth filter) that allows each time series to be decomposed into trend, cycle and noise components. This analysis is compared with more traditional...