This paper investigates the dynamic relation between callers' socialties and their wireless phone service consumption. We construct a largepair-level panel dataset with information on the number of each pair'scommon contacts, calling activities, prices, and each caller'scharacteristics over a...

We attempt to provide insights into how heterogeneity has been and can be addressed in choice modeling. In doing so, we deal with three topics: Models of heterogeneity, Methods of estimation and Substantive issues. In describing models we focus on discrete versus continuous representations of...