Brand\textendashSMI Collaboration in Influencer Marketing Campaigns: A Transaction Cost Economics Perspective

Brands are showing an increasing appetite for influencer marketing campaigns in order to accentuate the exclusivity of their products. While the literature supports influencer marketing as a competent persuasive marketing strategy for reaching niche audiences, studies investigating influencer collaboration management strategies to evade the associated challenges remain scant. Thus, influencer marketing is at risk of wasted investment and a low success rate. This research draws on transaction cost economics theory to investigate how brands effectively manage collaboration with social media influencers (SMIs) using a multi-case-study approach of influencer marketing campaigns in 15 brands. Our findings identify critical management strategies and develop a collaboration management framework for effective collaboration. We also highlight control factors to steer brand\textendashSMI collaboration, offering a more nuanced understanding of influencer marketing collaboration management strategies. This paper marks an exploratory step toward understanding influencer marketing from brands' perspectives and offers guidance for brands on how best to engage in effective influencer collaboration. \textcopyright 2023 The Author(s)