Arbeitspapier

Which Brands gain Share from which Brands? Inference from Store-Level Scanner Data

Market share models for weekly store-level data are useful to understand competitive structures by delivering own and cross price elasticities. These models can however not be used to examine which brands lose share to which brands during a specificperiod of time. It is for this purpose that we propose a new model, which does allow for such an examination. We illustrate the model for two product categories in two markets, and we show that our model has validity in terms of both in-sample fit and out-of-sample forecasting. We also demonstrate how our model can be used to decompose own and cross price elasticities to get additional insights into the competitive structure.

Language
Englisch

Bibliographic citation
Series: Tinbergen Institute Discussion Paper ; No. 03-079/4

Classification
Wirtschaft
Econometric and Statistical Methods and Methodology: General
Model Construction and Estimation
Forecasting Models; Simulation Methods
Marketing
Subject
competitive structure
elasticity decomposition
market shares
share-switching
store-level scanner data
Markenartikel
Marktanteil
Preiselastizität
Marketingtheorie
Theorie

Event
Geistige Schöpfung
(who)
van Oest, Rutger
Franses, Philip Hans
Event
Veröffentlichung
(who)
Tinbergen Institute
(where)
Amsterdam and Rotterdam
(when)
2003

Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • van Oest, Rutger
  • Franses, Philip Hans
  • Tinbergen Institute

Time of origin

  • 2003

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