We examine whether ownership of intellectual property rights (IPR) or downstream capabilities is effective in encouraging entry into markets complementary to a proprietary platform by preventing the platform owner from expropriating rents from start-ups. We study this question in the context of...

It has been argued that platform technology owners co-create business value with other firms in their platform ecosystems by encouraging complementary invention and exploiting indirect network effects. In this study we examine whether participation in an ecosystem partnership improves the...