The purpose of this chapter is to lay the groundwork for a comprehensive theoretical investigation of open platform systems. To do this, we must first recognize that, although there is a strong family resemblance among all platform systems, there are different types of platforms, each with its...

As open source software (OSS) is increasingly used as a key input by firms, understanding its impact on productivity becomes critical. This study measures the firm-level productivity impact of non-pecuniary (free) OSS and finds a positive and significant value-added return for firms that have an...

Does more activity in open source lead to more entrepreneurial activity and, if so, how much, and in what direction? This study measures how participation on the GitHub open source platform affects the founding of new ventures globally. We estimate these effects using cross-country variation in...