R: Choice of Brand for Ketchup

Ketchup {mlogit} | R Documentation

## Choice of Brand for Ketchup

### Description

a cross-section

number of observations : 4956

observation : individuals

country : United States

### Usage

    data(Ketchup)

### Format

A dataframe containing :

hid

  individuals identifiers

id

  purchase identifiers

choice

  one of heinz, hunts, delmonte, stb (store brand)

price.z

  price of brand z

### Source

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.

### References

Journal of Business Economics and Statistics web site : http://www.amstat.org/publications/jbes/.

[Package mlogit version 0.3-0 Index]