This paper demonstrates the importance for energy demand modelling of allowing for trends and seasonal effects that are stochastic in form. Inherent underlying trends may be non-linear and reflect not only technical progress, which usually produces greater energy efficiency, but also other...

This peper examines monthly arriavls data for hotels in Porthsmouth for the period January 1987 to December 1994. The objective is to establish whether there has bee any change in seasonal pattern over time and investigate the extent to which various policy initiatives and special events have...