The introduction of product upgrades in a competitive environment is commonly observed in the software industry. When introducing a new product, a software vendor may employ behavior-based price discrimination (BBPD) by offering a discount over its market price to entice existing customers of...

With the emergence of high speed networks, software firms have the ability to deploy 'software as a service' and measure resource usage at the level of individual customers. This enables the implementation of usage-based pricing. We study both fixed and usage-based pricing schemes in a...

The computer software industry is an extreme example of rapid new product introduction. However, many consumers are sophisticated enough to anticipate the availability of upgrades in the future. This creates the possibility that consumers might either postpone purchase or buy early on and never...

In this paper, we model competition between two software product vendors, an incumbent and entrant, with specific focus on the role of switching costs. Contrary to conventional wisdom, we find that under certain conditions the switching costs imposed by the incumbent's product could actually...

We analyze and compare fixed-fee and usage-fee software pricing schemes - in fixed-fee pricing, all users pay the same price; in usage-fee pricing, the users' fees depend on the amount that they use the software (e.g., the user of an online-database service might be charged for each data query)....