Person-days    Party-visits     Units of Analysis-Data Collection   Unique persons in a year

(UADC)

Dave Redekop and I pursued the matter of weights in the 80s, while I was at Parks Canada and Dave was director of the Canadian Tourism Research Centre of the Conference Board of Canada. You can access

Some Special Considerations in Weighting Survey Data (1990).

New work specifically relating to units of analysis began about 2004. Dean Huan (TC), Dean of Management of National Chia-yi University, Taiwan. Has provide the 2005 unpublished manuscript Units of Random Sampling, Units of Analysis and Weighting Responses .

Expansion of material on this topic will continue.