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Ammann, Clemens Luis; Giuffredi-Kähr, Andrea; Nyffenegger, Bettina; Krohmer, Harley; Hoyer, Wayne David (14 February 2020). A Typology of Consumer Brand Defenders (Unpublished). In: 2020 AMA Winter Academic Conference. San Diego, CA. 14.-16.02.2020.
Ammann, Clemens Luis; Kähr, Andrea; Nyffenegger, Bettina; Krohmer, Harley; Hoyer, Wayne David (22 August 2019). Brand Defense durch die Community – Wenn Konsumenten und Konsumentinnen Marken verteidigen (Unpublished). In: Schweizer Online Marketing Konferenz. Bern. 22.08.2019.
Matzinger, Jonathan Tim; Ammann, Clemens Luis; Näpfli, Salome Nina; Krohmer, Harley (February 2024). The Double-Edged Sword of Brand Purpose in Times of Criticism: Fostering a Protective Halo and Precipitating Expectations (Unpublished). In: AMA.
Matzinger, Jonathan Tim; Ammann, Clemens Luis; Krohmer, Harley; Hediger, Andreas; Näpfli, Salome Nina (26 May 2023). Investigating the True Effect of Corporate Reputation on Firm Performance Disentangling the Measurement Jungle (Unpublished). In: EMAC.
Ammann, Clemens Luis; Giuffredi-Kähr, Andrea; Nyffenegger, Bettina; Krohmer, Harley; Hoyer, Wayne David (27 May 2020). A Typology of Consumer Brand Defenders: When Egoists, Justice Fighters and Brand Fans Defend your Brand (Unpublished). In: European Marketing Academy 2020 Annual Conference. Budapest, Hungary. 26.-29.05.2020.
Ammann, Clemens Luis; Kähr, Andrea; Nyffenegger, Bettina; Krohmer, Harley; Hoyer, Wayne David (May 2019). What Drives Consumers to Defend Your Brand Against Criticism? Egoistic versus Altruistic Motives (Unpublished). In: 48th Annual Conference of the European Marketing Academy. Hamburg. 28.-31. May 2019.
