The authors thank Asim Ansari, Bryan Bollinger, Bruno Castelo Branco, Kinshuk Jerath, Donald Lehmann, Shijie Lu, Ralf van der Lans, Jie Zhang, and seminar participants at CMU, CEIBS, the University of Cambridge, Peking University, UCLA, Arizona State University, Tilburg University, Georgetown University, the University of Texas at Dallas, the University of Virginia, Erasmus University Rotterdam, the University of Chile, and the University of Hong Kong, as well as participants at the 2023 Marketing and the Creator Economy Conference, the 2023 Choice Symposium, the 2022 Bass FORMS Conference, the 2021 Marketing Science Conference, the 2021 Joint Statistical Meetings, and the 2020 AIML Conference, for their helpful comments on an earlier version of this paper, which was first submitted to Marketing Science in July 2023. The authors are also grateful to the senior editor, associate editor, and anonymous reviewers, whose constructive suggestions throughout the review process shaped the development of the current version. This paper is part of the first author’s doctoral dissertation.