This paper examines the incentive of unpaid programmers to contribute to open source software (OSS) projects in order to signal their talents. The analysis shows that if programmers contribute to OSS projects at all, then generically there are multiple equilibria. In these equilibria, an...

Currently, two models of innovation are prevalent in organization science. The “private investment” model assumesreturns to the innovator result from private goods and efficient regimes of intellectual property protection. The “collective action” model assumes that under conditions of...