Stefan's publications/activities

Stefan's academic articles

2025

Pape, L.-D., Helmers, C., Iaria, A., Wagner, S., & Runge, J. (2025). Personalized content, engagement, and monetization in a mobile puzzle game. International Journal of Industrial Organization, 98, Artikel 103128. https://doi.org/10.1016/j.ijindorg.2024.103128

2023

Wagner, S., & Reisinger, M. (2023). Produktverknüpfung bei Softwareangeboten – ökonomische Einordnung am Beispiel Microsoft. Wirtschaftsdienst, 103(3), 211-216. https://doi.org/10.2478/WD-2023-0055

2022

Wagner, S., Sternitzke, C., & Walter, S. (2022). Mapping Markush. Research policy, 51(10), Artikel 104597. https://doi.org/10.1016/j.respol.2022.104597

Gaessler, F., & Wagner, S. (2022). PATENTS, DATA EXCLUSIVITY, AND THE DEVELOPMENT OF NEW DRUGS: Review of Economics and Statistics. The Review of Economics and Statistics, 104(3), 571-586. https://doi.org/10.1162/rest_a_00987

2021

Wagner, S., & Hoisl, K. (2021). Recombination and the role of personality, knowledge sourcing and organizational diversification: Academy of Management Proceedings. Academy of Management Proceedings, 2021(1). https://doi.org/10.5465/AMBPP.2021.13175abstract

2020

Wagner, S., & Hoisl, K. (2020). Me and I – How Personality Shapes Inventive Performance: Academy of Management Proceedings. Academy of Management Proceedings, 2020(1). https://doi.org/10.5465/AMBPP.2020.12491abstract

2018

Wagner, S., & Goossen, M. C. (2018). Knowing me, knowing you: Inventor mobility and the formation of technology-oriented alliances. Academy of Management Journal, 61(6), 2026-2052. https://doi.org/10.5465/amj.2016.0818

2017

Wagner, S., & Goossen, M. C. (2017). Inventor mobility and the formation of technology-oriented alliances: Academy of Management Proceedings. Academy of Management Proceedings, 2017(1). https://doi.org/10.5465/AMBPP.2017.11518abstract

2016

Wakeman, S., & Wagner, S. (2016). What do patent-based measures tell us about product commercialization? Evidence from the pharmaceutical industry. Research policy, 45(5), 1091-1102. https://doi.org/10.1016/j.respol.2016.02.006

Harhoff, D., Von Graevenitz, G., & Wagner, S. (2016). Conflict resolution, public goods, and patent thickets. Management Science, 62(3), 704-721. https://doi.org/10.1287/mnsc.2015.2152

2014

Wagner, S., Hoisl, K., & Thoma, G. (2014). Overcoming localization of knowledge - The role of professional service firms. Strategic Management Journal, 35(11), 1671-1688. https://doi.org/10.1002/smj.2174

2013

Von Graevenitz, G., Wagner, S., & Harhoff, D. (2013). Incidence and growth of patent thickets: The impact of technological opportunities and complexity. Journal of Industrial Economics, 61(3), 521-563. https://doi.org/10.1111/joie.12032

Liegsalz, J., & Wagner, S. (2013). Patent examination at the State Intellectual Property Office in China: Research Policy. Research policy, 42(2), 552-563. https://doi.org/10.1016/j.respol.2012.06.003

2012

Wagner, S., & Wakeman, S. D. (2012). Linking Patent Issues to Product Market Outcomes: Academy of Management Proceedings. Academy of Management Proceedings, 2012(1). https://doi.org/10.5465/AMBPP.2012.13317symposium

Wagner, S., Thoma, G., & Hoisl, K. (2012). Are Patent Law Firms Intermediaries of Knowledge Spillovers? Academy of Management Proceedings. Academy of Management Proceedings, 2012(1). https://doi.org/10.5465/AMBPP.2012.13055abstract

2011

Von Graevenitz, G., Wagner, S., & Harhoff, D. (2011). How to measure patent thickets-A novel approach. Economics Letters, 111(1), 6-9. https://doi.org/10.1016/j.econlet.2010.12.005

2010

Reitzig, M. G., & Wagner, S. (2010). The Hidden Costs of Outsourcing - Evidence from Patent Data. Strategic Management Journal, 31(11), 1183-1201. https://doi.org/10.1002/smj.852

Reitzig, M. G., & Wagner, S. (2010). Patently (Un)Clear. Business Strategy Review, 21(1), 28-33. https://doi.org/10.1111/j.1467-8616.2010.00641.x

Wagner, S. (2010). Managerial succession and organizational performance-evidence from the german soccer league. Managerial and Decision Economics, 31(6), 415-430. https://doi.org/10.1002/mde.1495

Wagner, S., & Cockburn, I. (2010). Patents and the survival of Internet-related IPOs. Research policy, 39(2), 214-228. https://doi.org/10.1016/j.respol.2009.12.003

Stefan's practitioner articles

2019

Wagner, S. (2019). Losing employees to a rival company can have an upside. HR magazine. https://www.hrmagazine.co.uk/content/features/losing-employees-to-a-rival-company-can-have-an-upside/

Wagner, S., & Goossen, M. C. (2019). The Upside of Losing Innovative Employees to Competitors. Harvard Business Review. https://hbr.org/2019/07/the-upside-of-losing-innovative-employees-to-competitors

2018

Wagner, S., & Runge, J. (2018). NOTHING IS FREE: Data-driven optimisation unlocks freemium business models' real potential. European business review, 47-50.

other publications

2021

Pape, L.-D., Helmers, C., Iaria, A., Wagner, S., & Runge, J. (2021). Price Discrimination and Big Data: Evidence from a Mobile Puzzle Game. CEPR Discussion Paper Series Nr. DP16706 https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3952016

2016

Runge, J., Wagner, S., Claussen, J., & Klapper, D. (2016). Freemium Pricing: Evidence from a Large-scale Field Experiment. https://doi.org/10.2139/ssrn.2888471

2009

Ermecke, R., Mayrhofer, P., & Wagner, S. (2009). Agents of diffusion - Insights from a survey of Facebook users: Proceedings of the 42nd Annual Hawaii International Conference on System Sciences, HICSS. Beitrag in 42nd Hawaii International Conference on System Sciences, Hawaii, USA / Vereinigte Staaten. https://doi.org/10.1109/HICSS.2009.51

Stefan's books/book chapters

2016

Süssmuth, B., & Wagner, S. (2016). A Market's Reward Scheme, Media Attention, and the Transitory Success of Managerial Change. in Sports Economics: Present and Future Impact on General Economics (S. 258-278). Walter de Gruyter. https://doi.org/10.1515/9783110511185-005

2009

Harhoff, D., & Wagner, S. (2009). Regressionsanalyse. in Theorien und Methoden der Betriebswirtschaft: Handbuch für Wissenschaftler und Studierende (1 Aufl., S. 469-482). https://doi.org/10.15358/9783800644377_469

2006

Wagner, S., & Harhoff, D. (2006). Economic analyses of the european patent system. Springer Science and Business Media B.V. https://doi.org/10.1007/978-3-8350-9050-7