a cross-section
number of observations : 3292
observation : individuals
country : United States
data(Cracker)A dataframe containing :
individuals identifiers
one of sunshine, kleebler,
nabisco, private
is there a display for brand z ?
is there a newspaper feature advertisement for brand z ?
price of brand z
Journal of Business Economics and Statistics web site : https://amstat.tandfonline.com/loi/ubes20.
Index.Source, Index.Economics, Index.Econometrics, Index.Observations