We compute classical real GDP business cycles and growth cycles, contrast classical recessions with 'technical' recessions, and assess the sensitivity of our peaks and troughs to data revisions. Calling a technical recession after two successive quarters of negative growth can provide...

There are no official quarterly real GDP estimates for New Zealand, for the period prior to 1977. We report the development of a seasonally adjusted series for a period of more than 60 years from mid-1947, and evaluate statistical properties. The series were developed by linking quarterly...