This article establishes that most yield curve models within the popular Nelson and Siegel (1987, hereafter NS) class may be obtained as a formal Taylor approximation to the dynamic component of the generic Gaussian affine term structure model outlined in Dai and Singleton (2002). That...

The hypothesis that New Zealand 90-day bank bill futures rates are an unbiased predictor of 90-day bank bill rates is tested by applying the single-equation method of Stock and Watson (1993) to quarterly data from 1989 to 1997. The results do not reject the unbiasedness hypothesis for the one...