Franses, Ph.H.B.F.

model forecast parameter effect table series value price result journal variable brand marketing franse number level estimate forecasting section error research sample market process statistic time series analysis change distribution method function paper probability product expert figure estimation example study period choice regression observation consumer purchase category equation inspection growth unit roots cycle frequency share response university information state mailing panel hypothesis relationship regime customer trend variance country order survey behavior casualty interval difference transition household matrix service group management model forecasts performance