Peer Reviewed Publications⌗
- Cowen, D., Stark, T., Frey, V., & Flache, A. (2026). Trends of Friends – Time dynamics of Surface- and Deep-level traits in friendship formation and maintenance. Social Networks, 84, 180–190. https://doi.org/10.1016/j.socnet.2025.10.001
- de Jong, J. P. J., Mulhijuzen, M., Cowen, D., Onyango, L., & Kraemer-Mbula, E. (2025). Household sector innovation, diffusion failure, and business ownership: Evidence from South Africa. Science and Public Policy, 52(4), 613–629. https://doi.org/10.1093/scipol/scaf009
Conference Proceedings⌗
- Rigtering, C., Mulhijuzen, M., Hughes, M., & Cowen, D. (2024). The Effect of Entrepreneurial Orientation on Employee Well-Being. Academy of Management Proceedings, 2024(1), 17102. https://doi.org/10.5465/AMPROC.2024.17102abstract (paper under review at journal)
Policy Reports⌗
- de Jong, J. P. J., Mulhijuzen, M., Cowen, D., Kraemer-Mbula, E., Onyango, L., & von Hippel, E. (2023). Making the Invisible Visible: Informal Innovation in South Africa. United Nations Development Programme. https://www.undp.org/acceleratorlabs/publications/informalinnovationresearch
Preprints⌗
- Cowen, D., Frey, V., Stark, T., and Flache, A., Toxicity Comes in Threads: Charting the Course of Inter-Partisan Toxicity in a Popular Political Subreddit (November 13, 2025). Available at SSRN: http://dx.doi.org/10.2139/ssrn.6334218 (Under review)