Ketchup | R Documentation |
a cross-section
number of observations : 4956
observation : individuals
country : United States
data(Ketchup)
A dataframe containing :
individuals identifiers
purchase identifiers
one of heinz, hunts, delmonte, stb (store brand)
price of brand z
Kim, Byong–Do, Robert C. Blattberg and Peter E. Rossi (1995) “Modeling the distribution of price sensitivity and implications for optimal retail pricing”, Journal of Business Economics and Statistics, 13(3), 291.
Journal of Business Economics and Statistics web site : http://www.amstat.org/publications/jbes/.
Index.Source
, Index.Economics
, Index.Econometrics
, Index.Observations