Practitioners generally assert that collaboration with the Open Source software (OSS) community enables young software firms to achieve superior innovation performance. Nonetheless, to the best of our knowledge, scholars have never extensively speculated about this assertion or rigorously tested...

Thanks to a recent and vast empirical literature, we know in details how the most popular open source projects are organized and why they succeed. However, open source is not only Linux: in this paper we use a large data-set obtained from SourceForge.net to estimate the main determinants of the...