This paper describes two new datasets available to academic researchers. The first is a panel dataset containing the transactions of 19,936 households made over the period from December 1998 to November 2004 at a major U.S. consumer electronics retailer. There are a total of 173,262...

Customer relationship management (CRM) typically involves tracking individual customer behavior over time, and using this knowledge to configure solutions precisely tailored to the customers’ and vendors’ needs. In the context of choice, this implies designing longitudinal models of choice...

Logit choice models have been used extensively to study consumer choice behavior and promotion response. A common finding is that promotion has a strong effect on brand choice. This paper examines whether brand switching elasticities derived from these models may be over-estimated due to...