The market for security software has witnessed an unprecedented growth in recent years. A closer examination of this market reveals certain idiosyncrasies that are not observed in a traditional market. For example, it is a highly competitive market with over eighty vendors. Yet, the market...

The usefulness of a software product becomes obvious to consumers only after they get to experience it and, upon experiencing it, they may reach different conclusions regarding its true value. We examine the problem of designing free software trials under a general learning function. Our...