Summary
Summary Topic 3 and 4 - Open innovation and Innovation Ecosystems
Topic 3 (Open Innovation) and 4 (Innovation Ecosystems)

The following articles are summarized:
Topic 3 - Open Innovation:
Chesbrough, H. (2003), The Era of Open Innovation, MIT Sloan Management Review, Vol.44, No.3, 34-41.
Stuart, T. E. (2000), Inter-organizational alliances and the performance of firms: a study of growth and innovation rates in a high technology industry, Strategic Management Journal, Vol. 21, No. 8, 791–811.
Chesbrough, H. W., & Appleyard, M. M. (2007). Open Innovation and Strategy. California Management Review, Vol. 50, issue 1, 57–76.
Tzabbar, D. (2009). When does scientist recruitment affect technological repositioning? Academy of Management Journal, 52(5), 873-896.

Topic 4 - Innovation Ecosystems:
Adner, R. (2006). Match your innovation strategy to your innovation ecosystem. Harvard Business Review, 84, 98–107.
Dattée, B., Alexy, O., & Autio, E. (2018). Maneuvering in poor visibility: How firms play the ecosystem game when uncertainty is high. Academy of Management Journal, 61(2), 466-498.
Adner, R. (2017). Ecosystem as Structure: An Actionable Construct for Strategy. Journal of Management, 43(1), 39-58.
Jacobides, M.G., Cennamo, C., Gawer, A. (2018). Toward a theory of ecosystems. Strategic Management Journal, 39(8), 2255-2276.