How open is innovation? A retrospective and ideas forward

• We revisit the Dahlander and Gann framework (2010) ten years later to provide new insights for literature on open innovation. review theoretical empirical technological, organizational societal changes that questions challenge existing literature. This paper sheds fresh light our 2010 How Open Is Innovation by taking into consideration notable developments in innovation over last decade. The original developed four types of openness: sourcing, acquiring, selling, revealing. Reflecting important organizational, past decade, we highlight how these prompt novel While core features still stands, there are many have emerged recent years. end charting a path future research emphasizes opportunities, costs tradeoffs between different modes innovation, need better understand nature data, designs legal instruments, multilevel aspects relationships affect extent openness.