grocery1: Grocery store choices in Goettingen

Description Usage Format Source See Also Examples

Description

Results from a POS survey in Goettingen (Germany) from June 2015 (raw data). Amongst other things, the participants were asked about their last grocery shopping trip (store choice and expenditures) and their place of residence (ZIP code). The survey dataset contains 179 cases/interviewed individuals. The survey is not representative and should be regarded as an example.

Usage

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data("grocery1")

Format

A data frame with 179 observations on the following 5 variables.

interview_nr

a numeric vector, interview/individual identifier

store_code

a factor with 32 levels (ALDI1, ALDI3, ..., EDEKA1, ... REWE1, ...), identifying the store code of the mentioned grocery store in the study area, data from Wieland (2011)

store_chain

a factor with 11 levels (Aldi, Edeka, Kaufland, ...) for the store chain of the grocery stores in the study area, data from Wieland (2011)

trip_expen

a numeric vector containing the individual trip expenditures at the last visited grocery store

plz_submarket

a factor with 7 levels (PLZ_37073, PLZ_37075, ...) representing the individuals' place of residence based on the five-digit ZIP codes in the study area

Source

Wieland, T. (2011): “Nahversorgung mit Lebensmitteln in Goettingen 2011 - Eine Analyse der Angebotssituation im Goettinger Lebensmitteleinzelhandel unter besonderer Beruecksichtigung der Versorgungsqualitaet”. Goettinger Statistik Aktuell, 35. Goettingen. http://www.goesis.goettingen.de/pdf/Aktuell35.pdf

Primary empirical sources: POS (point of sale) survey in the authors' course (“Seminar Angewandte Geographie 1: Stadtentwicklung und Citymarketing an einem konkreten Fallbeispiel”, University of Goettingen/Institute of Geography, June 2015), own calculations

See Also

grocery2

Examples

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data(grocery1)
# Loads the data
ijmatrix.create (grocery1, "plz_submarket", "store_code")
# Creates an interaction table with local market shares 

MCI documentation built on May 2, 2019, 6:02 a.m.