Die Bedeutung von Emotionen und Affekten bei ökonomischen Entscheidungen wird seit mehreren Jahren in der ökonomischen Literatur diskutiert (z. B. Rabin, 1998). Eine Erklärung der empirischen Evidenz in diesem Bereich, die über eine bloß phänomenologische Ebene hinausgeht, verlangt eine...

With the rise of social media and streaming platforms, firms and brand-owners increasingly depend on influencers to attract consumers, who care about both common product quality and consumer-influencer interaction. Sellers thus compete in both influencer and product markets. As outreach and...

We quantify the prevalence of undisclosed influencer posts on Twitter across a large set of brands based on a unique data set of over 100 million posts. We develop a novel method to detect undisclosed influencer posts and find that 96% of influencer posts are not disclosed as such. Despite...

Electronic Word of Mouth (eWOM) engagement on social networking sites (SNSs) is influenced by social relationship factors and this influence is assumed to be consistent. This study investigates the effects of social relationship variables in the context of emerging economies. It also observes...

We quantify the prevalence of undisclosed influencer posts on Twitter across a large set of brands based on a unique data set of over 100 million posts. We develop a novel method to detect undisclosed influencer posts and find that 96% of influencer posts are not disclosed as such. Despite...

Hervorgehend aus der zentralen Bedeutung der Zielsetzung des Transfers von positiven Einstellungsmerkmalen auf die Sponsorenmarke widmet sich die Sponsoringstudie 2012 speziell den folgenden Fragestellungen: 1. Welche Potenziale bieten die Vereine ihren Sponsoren hinsichtlich eines positiven...

We model and analyze strategic interaction over time in a duopolis-tic market. Each period the firms independently and simultaneously choose whether to advertise or not. Advertising increases the own immediate sales, but may also cause an externality, e.g., increase or decrease the immediate...