In enterprise software markets, firms are increasingly using services-based business models built on open-source software (OSS) to compete with established, proprietary software firms. Because thirdparty firms can also strategically contribute to OSS and compete in the services market, the...

This paper analyses how several open source companies use dual licensing: both open source and proprietary licenses for one product. Three case studies based on the experiences of companies Sleepycat Software Inc., MySQL AB, and TrollTech AS illustrate the issue. Especially the legal and...

To distribute software, commercial vendors of proprietary software have the opportunity to use some dual licensing (DL) strategy i.e. to provide their software under two different licensing terms (proprietary and open source). We investigate the relevance and impacts of this distribution...

Private-collective business models that involve both private investment incentives and the production of public goods are not well understood. This empirically oriented research uses a unique data from the software industries of five European countries (Finland, Germany, Italy, Portugal and...

In this paper we report on the results of a study of the effort and motivations of individuals to contributing to the creation of Free/Open Source software. We used a Web-based survey, administered to 684 software developers in 287 F/OSS projects, to learn what lies behind the effort put into...