This paper quantifies the magnitude and duration of the GST effect on the quarterly growth rate of the eleven groups of … the consumer price index (CPI) in Australia using the Box and Tiao intervention analysis. It was found that prices did not … increase significantly before or after the introduction of GST beyond what could have been expected on the basis of the …

This paper examines the magnitude and duration of the GST effect on inflation in Australia’s eight major capital cities … using the Box and Tiao intervention analysis and quarterly data spanning from 1948:4 to 2003:1. We found that GST had a … significant but transitory impact on inflation only in the September quarter of 2000 when this new tax system was implemented. In …