a cross-section
number of observations : 13705
observation : individuals
country : United States
data(Tuna)A dataframe containing :
individuals identifiers
purchase identifiers
one of skw (Starkist water),
cosw (Chicken of the sea water),
pw (store--specific private
label water), sko (Starkist
oil), coso (Chicken of the sea
oil)
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