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Aggregate-Latent-Class-Logit: Demand Model

R code for estimation of latent class logit model with aggregate data

By Minha Hwang ([email protected])

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There are 3 R codes and 1 supporting data set.

1. lc-agglogit-main-availablity.R: Main R code - Note that this accomodate varying choice sets

2. ll_adclc.ava.R: Log-Likelihood functoin for maximization

3. fake-data-gen-with-availability.R: Synthetic data generation code (for code validation)

4. lcl_agg_fake_data-with-availability.csv: Synthetic data generated from the code above

Reference: 1. A Segment-Level Model of Category Volume and Brand Choice

William R. Dillon and Sunil Gupta

Marketing Science, Vol. 15, No. 1 (1996), pp 38-59

2. The Recoverability of Segmentation Structure from Store-level Aggregate Data

Anand V. Bodapati, and Sachin Gupta

Journal of Marketing Research, August 2004

In case of quesitons, please reach out to [email protected]