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...

This paper studies the relation between endogenous and exogenous switching costs. A firm can determine the size of endogenous switching costs, but not the size of exogenous switching costs. This paper develops a game theoretical model to investigate whether these two types of switching costs...

Sweepstakes and contests are an extremely common promotional strategy used by firms. The sweepstakes and contests often differ significantly in the design of reward structure. For example, in 1999, Godiva Chocolates conducted a sweepstakes where one box of chocolates contained a diamond...

In this paper we study such pricing practices like MCI's Friends and Family Program that employ price discriminations on the basis of callers' social ties. We characterize a consumer's personal communication network by the number of strong and weak ties that the consumer has. We then derive a...