Within a New Zealand business cycle context, we assess whether Hamilton's (H84) OLS regression methodology produces stylised business cycle facts which are materially different from HP1600 measures, and whether using the H84 predictor and other forecast extensions improves the HP filter's...

This book examines the impact of the digital deluge on employees and organization and sets out the leadership actions needed to create a corporate culture fit for the digital age. In the digital world executives are presented with exponentially more information than their predecessors were a...

A new hidden Markov model for the space-time evolution of daily rainfall is developed which models precipitation within hidden regional weather types by censored power-transformed Gaussian distributions. The latter provide flexible and interpretable multivariate models for the mixed...

Evolving volatility is a dominant feature observed in most financial time series and a key parameter used in option pricing and many other financial risk analyses. A number of methods for non-parametric scale estimation are reviewed and assessed with regard to the stylized features of financial...

The variance of New Zealand's real GDP has fallen by a third since the mid 1980s. Decomposing the variance of chain-weighted estimates of production-based real GDP growth since 1977 into sector shares, sector growth rate variances and co-variances, this paper concludes that the principal reason...